From 5ac5aab089306bd0745ea94b56d80b43fe28d8ed Mon Sep 17 00:00:00 2001
From: Nicolas Cantu <nicolas.cantu@pm.me>
Date: Tue, 6 Jan 2026 09:26:07 +0100
Subject: [PATCH] series wip & code quality checks

---
 .eslintrc.json                              |  68 +--
 components/ArticleEditorForm.tsx            |  30 +-
 components/AuthorCard.tsx                   |   2 +-
 components/AuthorPresentationEditor.tsx     |   8 +-
 components/CategorySelect.tsx               |   7 +-
 components/ConditionalPublishButton.tsx     |   2 +-
 components/CreateAccountModalComponents.tsx |  39 +-
 components/CreateAccountModalSteps.tsx      |  11 +-
 components/ImageUploadField.tsx             |   2 +-
 components/KeyManagementManager.tsx         |   8 +-
 components/MarkdownEditor.tsx               |   6 +-
 components/NotificationPanel.tsx            |   3 +-
 components/NotificationPanelHeader.tsx      |   7 +-
 components/PageHeader.tsx                   |   2 +-
 components/PaymentModal.tsx                 |  25 +-
 eslint.config.mjs                           | 245 +++++++++
 lib/accessControl.ts                        |   7 +-
 lib/nostrAuth.ts                            |   6 +
 lib/userContentSync.ts                      | 219 ++++++++
 locales/en.txt                              |  25 +
 locales/fr.txt                              |   5 +
 package-lock.json                           | 533 ++++++++++----------
 package.json                                |   9 +-
 public/locales/en.txt                       | 102 ++++
 public/locales/fr.txt                       | 102 ++++
 scripts/lint.js                             |  33 ++
 26 files changed, 1128 insertions(+), 378 deletions(-)
 create mode 100644 eslint.config.mjs
 create mode 100644 lib/userContentSync.ts
 create mode 100644 scripts/lint.js

diff --git a/.eslintrc.json b/.eslintrc.json
index 728abe1..78cdb35 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -1,56 +1,44 @@
 {
+  "env": {
+    "browser": true,
+    "es2021": true,
+    "node": true
+  },
   "extends": [
-    "next/core-web-vitals",
-    "next/typescript"
+    "eslint:recommended",
+    "plugin:@typescript-eslint/recommended",
+    "plugin:react/recommended",
+    "plugin:react-hooks/recommended"
   ],
   "parser": "@typescript-eslint/parser",
+  "plugins": [
+    "@typescript-eslint",
+    "react",
+    "react-hooks"
+  ],
   "parserOptions": {
-    "ecmaVersion": 2020,
+    "ecmaVersion": "latest",
     "sourceType": "module",
+    "ecmaFeatures": {
+      "jsx": true
+    },
     "project": "./tsconfig.json"
   },
+  "settings": {
+    "react": {
+      "version": "detect"
+    }
+  },
   "rules": {
     "@typescript-eslint/no-unused-vars": [
       "error",
       {
         "argsIgnorePattern": "^_",
-        "varsIgnorePattern": "^_",
-        "caughtErrorsIgnorePattern": "^_"
+        "varsIgnorePattern": "^_"
       }
     ],
-    "@typescript-eslint/no-explicit-any": "error",
-    "@typescript-eslint/explicit-function-return-type": "off",
-    "@typescript-eslint/explicit-module-boundary-types": "off",
-    "@typescript-eslint/no-floating-promises": "error",
-    "@typescript-eslint/no-misused-promises": "error",
-    "@typescript-eslint/await-thenable": "error",
-    "@typescript-eslint/no-unnecessary-type-assertion": "error",
-    "@typescript-eslint/no-non-null-assertion": "error",
-    "@typescript-eslint/prefer-nullish-coalescing": "error",
-    "@typescript-eslint/prefer-optional-chain": "error",
-    "@typescript-eslint/no-non-null-asserted-optional-chain": "error",
-    "no-console": ["warn", { "allow": ["warn", "error"] }],
-    "no-debugger": "error",
-    "no-alert": "error",
-    "prefer-const": "error",
-    "no-var": "error",
-    "object-shorthand": "error",
-    "prefer-arrow-callback": "warn",
-    "prefer-template": "error",
-    "eqeqeq": ["error", "always"],
-    "curly": ["error", "all"],
-    "no-throw-literal": "error",
-    "no-return-await": "error",
-    "require-await": "warn",
-    "no-await-in-loop": "warn",
-    "react-hooks/rules-of-hooks": "error",
-    "react-hooks/exhaustive-deps": "error",
-    "react/jsx-key": "error",
-    "react/jsx-no-duplicate-props": "error",
-    "react/jsx-no-undef": "error",
-    "react/no-unescaped-entities": "warn",
-    "react/no-unknown-property": "error",
-    "max-lines": ["error", { "max": 250, "skipBlankLines": false, "skipComments": false }],
-    "max-lines-per-function": ["error", { "max": 40, "skipBlankLines": false, "skipComments": false, "IIFEs": true }]
+    "@typescript-eslint/no-explicit-any": "warn",
+    "@typescript-eslint/no-require-imports": "off",
+    "no-misleading-character-class": "off"
   }
-}
+}
\ No newline at end of file
diff --git a/components/ArticleEditorForm.tsx b/components/ArticleEditorForm.tsx
index 9b20179..14d5386 100644
--- a/components/ArticleEditorForm.tsx
+++ b/components/ArticleEditorForm.tsx
@@ -6,6 +6,7 @@ import { ArticleFormButtons } from './ArticleFormButtons'
 import { CategorySelect } from './CategorySelect'
 import { MarkdownEditor } from './MarkdownEditor'
 import type { MediaRef } from '@/types/nostr'
+import { t } from '@/lib/i18n'
 
 interface ArticleEditorFormProps {
   draft: ArticleDraft
@@ -28,11 +29,11 @@ function CategoryField({
   return (
     <CategorySelect
       id="category"
-      label="Catégorie"
+      label={t('article.editor.category')}
       {...(value ? { value } : {})}
       onChange={onChange}
       required
-      helpText="Sélectionnez la catégorie de votre article"
+      helpText={t('article.editor.category.help')}
     />
   )
 }
@@ -98,11 +99,11 @@ function ArticleTitleField({ draft, onDraftChange }: { draft: ArticleDraft; onDr
   return (
     <ArticleField
       id="title"
-      label="Titre"
+      label={t('article.title')}
       value={draft.title}
       onChange={(value) => onDraftChange({ ...draft, title: value as string })}
       required
-      placeholder="Entrez le titre de l'article"
+      placeholder={t('article.editor.title.placeholder')}
     />
   )
 }
@@ -117,14 +118,14 @@ function ArticlePreviewField({
   return (
     <ArticleField
       id="preview"
-      label="Aperçu (Public)"
+      label={t('article.editor.preview.label')}
       value={draft.preview}
       onChange={(value) => onDraftChange({ ...draft, preview: value as string })}
       required
       type="textarea"
       rows={4}
-      placeholder="Cet aperçu sera visible par tous gratuitement"
-      helpText="Ce contenu sera visible par tous"
+      placeholder={t('article.editor.preview.placeholder')}
+      helpText={t('article.editor.preview.help')}
     />
   )
 }
@@ -145,7 +146,7 @@ function SeriesSelect({
   return (
     <div>
       <label htmlFor="series" className="block text-sm font-medium text-gray-700">
-        Série
+        {t('article.editor.series.label')}
       </label>
       <select
         id="series"
@@ -153,7 +154,7 @@ function SeriesSelect({
         value={draft.seriesId ?? ''}
         onChange={handleChange}
       >
-        <option value="">Aucune (article indépendant)</option>
+        <option value="">{t('article.editor.series.none')}</option>
         {seriesOptions.map((s) => (
           <option key={s.id} value={s.id}>
             {s.title}
@@ -191,7 +192,7 @@ const ArticleFieldsRight = ({
 }) => (
   <div className="space-y-4">
     <div className="space-y-2">
-      <div className="text-sm font-semibold text-gray-800">Contenu complet (Privé) — Markdown + preview</div>
+      <div className="text-sm font-semibold text-gray-800">{t('article.editor.content.label')}</div>
       <MarkdownEditor
         value={draft.content}
         onChange={(value) => onDraftChange({ ...draft, content: value })}
@@ -204,19 +205,18 @@ const ArticleFieldsRight = ({
         }}
       />
       <p className="text-xs text-gray-500">
-        Les médias sont uploadés via NIP-95 (images ≤5Mo, vidéos ≤45Mo) et insérés comme URL. Le contenu reste chiffré
-        pour les acheteurs.
+        {t('article.editor.content.help')}
       </p>
     </div>
     <ArticleField
       id="zapAmount"
-      label="Sponsoring (sats)"
+      label={t('article.editor.sponsoring.label')}
       value={draft.zapAmount}
       onChange={(value) => onDraftChange({ ...draft, zapAmount: value as number })}
       required
       type="number"
       min={1}
-      helpText="Montant de sponsoring en satoshis pour débloquer le contenu complet (zap uniquement)"
+      helpText={t('article.editor.sponsoring.help')}
     />
   </div>
 )
@@ -233,7 +233,7 @@ export function ArticleEditorForm({
 }: ArticleEditorFormProps) {
   return (
     <form onSubmit={onSubmit} className="border rounded-lg p-6 bg-white space-y-4">
-      <h2 className="text-2xl font-bold mb-4">Publier une nouvelle publication</h2>
+      <h2 className="text-2xl font-bold mb-4">{t('article.editor.title')}</h2>
       <div className="space-y-4">
         <ArticleFieldsLeft
           draft={draft}
diff --git a/components/AuthorCard.tsx b/components/AuthorCard.tsx
index 4ad6cf4..50001e0 100644
--- a/components/AuthorCard.tsx
+++ b/components/AuthorCard.tsx
@@ -8,7 +8,7 @@ interface AuthorCardProps {
 }
 
 export function AuthorCard({ presentation }: AuthorCardProps) {
-  const authorName = presentation.title.replace(/^Présentation de /, '') || 'Auteur'
+  const authorName = presentation.title.replace(/^Présentation de /, '') || t('common.author')
   const totalBTC = (presentation.totalSponsoring ?? 0) / 100_000_000
 
   return (
diff --git a/components/AuthorPresentationEditor.tsx b/components/AuthorPresentationEditor.tsx
index 35dbdb6..906531c 100644
--- a/components/AuthorPresentationEditor.tsx
+++ b/components/AuthorPresentationEditor.tsx
@@ -279,7 +279,7 @@ function useAuthorPresentationState(pubkey: string | null, existingAuthorName?:
         return
       }
       if (!draft.authorName.trim()) {
-        setValidationError('Author name is required')
+        setValidationError(t('presentation.validation.authorNameRequired'))
         return
       }
       setValidationError(null)
@@ -325,13 +325,13 @@ function NoAccountActionButtons({
         onClick={onGenerate}
         className="px-6 py-2 bg-neon-cyan/20 hover:bg-neon-cyan/30 text-neon-cyan rounded-lg font-medium transition-all border border-neon-cyan/50 hover:shadow-glow-cyan"
       >
-        Générer un nouveau compte
+        {t('account.create.generateButton')}
       </button>
       <button
         onClick={onImport}
         className="px-6 py-2 bg-gray-100 hover:bg-gray-200 text-gray-700 rounded-lg font-medium transition-colors"
       >
-        Importer une clé existante
+        {t('account.create.importButton')}
       </button>
     </div>
   )
@@ -356,7 +356,7 @@ function NoAccountView() {
       setNpub(result.npub)
       setShowRecoveryStep(true)
     } catch (e) {
-      setError(e instanceof Error ? e.message : 'Failed to create account')
+      setError(e instanceof Error ? e.message : t('account.create.error.failed'))
     } finally {
       setGenerating(false)
     }
diff --git a/components/CategorySelect.tsx b/components/CategorySelect.tsx
index 80efe94..b6ba461 100644
--- a/components/CategorySelect.tsx
+++ b/components/CategorySelect.tsx
@@ -1,4 +1,5 @@
 import type { ArticleCategory } from '@/types/nostr'
+import { t } from '@/lib/i18n'
 
 interface CategorySelectProps {
   id: string
@@ -32,9 +33,9 @@ export function CategorySelect({
         className="w-full px-3 py-2 border border-gray-300 rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500"
         required={required}
       >
-        <option value="">Sélectionnez une catégorie</option>
-        <option value="science-fiction">Science-fiction</option>
-        <option value="scientific-research">Recherche scientifique</option>
+        <option value="">{t('article.editor.category.select')}</option>
+        <option value="science-fiction">{t('article.editor.category.scienceFiction')}</option>
+        <option value="scientific-research">{t('article.editor.category.scientificResearch')}</option>
       </select>
       {helpText && <p className="text-xs text-gray-500 mt-1">{helpText}</p>}
     </div>
diff --git a/components/ConditionalPublishButton.tsx b/components/ConditionalPublishButton.tsx
index a8dc864..06e3745 100644
--- a/components/ConditionalPublishButton.tsx
+++ b/components/ConditionalPublishButton.tsx
@@ -21,7 +21,7 @@ function AuthorProfileLink({ presentation, profile }: { presentation: Article; p
   // Title format: "Présentation de <name>" or just use profile name
   let authorName = presentation.title.replace(/^Présentation de /, '').trim()
   if (!authorName || authorName === 'Présentation') {
-    authorName = profile?.name || 'Auteur'
+    authorName = profile?.name || t('common.author')
   }
 
   // Extract picture from presentation (bannerUrl or from JSON metadata) or profile
diff --git a/components/CreateAccountModalComponents.tsx b/components/CreateAccountModalComponents.tsx
index b1316ab..3887589 100644
--- a/components/CreateAccountModalComponents.tsx
+++ b/components/CreateAccountModalComponents.tsx
@@ -1,18 +1,12 @@
+import { t } from '@/lib/i18n'
 
 export function RecoveryWarning() {
   return (
     <div className="bg-yellow-900/20 border border-yellow-400/50 rounded-lg p-4 mb-6">
-      <p className="text-yellow-400 font-semibold mb-2">⚠️ Important</p>
-      <p className="text-yellow-300/90 text-sm">
-        Ces <strong className="font-bold">4 mots-clés</strong> sont votre seule façon de récupérer votre compte.
-        <strong className="font-bold"> Ils ne seront jamais affichés à nouveau.</strong>
-      </p>
-      <p className="text-yellow-300/90 text-sm mt-2">
-        Ces mots-clés (dictionnaire BIP39) sont utilisés avec <strong>PBKDF2</strong> pour chiffrer une clé de chiffrement (KEK) stockée dans l&apos;API Credentials du navigateur. Cette KEK chiffre ensuite votre clé privée stockée dans IndexedDB (système à deux niveaux).
-      </p>
-      <p className="text-yellow-300/90 text-sm mt-2">
-        Notez-les dans un endroit sûr. Sans ces mots-clés, vous perdrez définitivement l&apos;accès à votre compte.
-      </p>
+      <p className="text-yellow-400 font-semibold mb-2">{t('account.create.recovery.warning.title')}</p>
+      <p className="text-yellow-300/90 text-sm" dangerouslySetInnerHTML={{ __html: t('account.create.recovery.warning.part1') }} />
+      <p className="text-yellow-300/90 text-sm mt-2" dangerouslySetInnerHTML={{ __html: t('account.create.recovery.warning.part2') }} />
+      <p className="text-yellow-300/90 text-sm mt-2">{t('account.create.recovery.warning.part3')}</p>
     </div>
   )
 }
@@ -45,7 +39,7 @@ export function RecoveryPhraseDisplay({
         }}
         className="w-full py-2 px-4 bg-cyber-light border border-neon-cyan/30 hover:border-neon-cyan/50 hover:bg-cyber-dark text-cyber-accent hover:text-neon-cyan rounded-lg text-sm font-medium transition-colors"
       >
-        {copied ? '✓ Copié!' : 'Copier les mots-clés'}
+        {copied ? t('account.create.recovery.copied') : t('account.create.recovery.copy')}
       </button>
     </div>
   )
@@ -54,7 +48,7 @@ export function RecoveryPhraseDisplay({
 export function PublicKeyDisplay({ npub }: { npub: string }) {
   return (
     <div className="bg-neon-blue/10 border border-neon-blue/30 rounded-lg p-4 mb-6">
-      <p className="text-neon-blue font-semibold mb-2">Votre clé publique (npub)</p>
+      <p className="text-neon-blue font-semibold mb-2">{t('account.create.publicKey')}</p>
       <p className="text-neon-cyan text-sm font-mono break-all">{npub}</p>
     </div>
   )
@@ -73,20 +67,17 @@ export function ImportKeyForm({
     <>
       <div className="mb-4">
         <label htmlFor="importKey" className="block text-sm font-medium text-cyber-accent mb-2">
-          Clé privée (nsec ou hex)
+          {t('account.create.importKey.label')}
         </label>
         <textarea
           id="importKey"
           value={importKey}
           onChange={(e) => setImportKey(e.target.value)}
-          placeholder="nsec1..."
+          placeholder={t('account.create.importKey.placeholder')}
           className="w-full px-3 py-2 bg-cyber-darker border border-neon-cyan/30 rounded-lg font-mono text-sm text-neon-cyan"
           rows={4}
         />
-        <p className="text-sm text-cyber-accent/70 mt-2">
-          Après l&apos;import, vous recevrez <strong>4 mots-clés de récupération</strong> (dictionnaire BIP39) pour sécuriser votre compte.
-          Ces mots-clés chiffrent une clé de chiffrement (KEK) stockée dans l&apos;API Credentials, qui chiffre ensuite votre clé privée.
-        </p>
+        <p className="text-sm text-cyber-accent/70 mt-2" dangerouslySetInnerHTML={{ __html: t('account.create.importKey.help') }} />
       </div>
       {error && <p className="text-sm text-red-400 mb-4">{error}</p>}
     </>
@@ -100,7 +91,7 @@ export function ImportStepButtons({ loading, onImport, onBack }: { loading: bool
         onClick={onBack}
         className="flex-1 py-2 px-4 bg-cyber-light border border-neon-cyan/30 hover:border-neon-cyan/50 hover:bg-cyber-dark text-cyber-accent hover:text-neon-cyan rounded-lg font-medium transition-colors"
       >
-        Retour
+        {t('account.create.back')}
       </button>
       <button
         onClick={() => {
@@ -109,7 +100,7 @@ export function ImportStepButtons({ loading, onImport, onBack }: { loading: bool
         disabled={loading}
         className="flex-1 py-2 px-4 bg-neon-cyan/20 hover:bg-neon-cyan/30 text-neon-cyan rounded-lg font-medium transition-all border border-neon-cyan/50 hover:shadow-glow-cyan disabled:opacity-50"
       >
-        {loading ? 'Importation...' : 'Importer'}
+        {loading ? t('import.loading') : t('import.button')}
       </button>
     </div>
   )
@@ -135,20 +126,20 @@ export function ChooseStepButtons({
         disabled={loading}
         className="w-full py-3 px-6 bg-neon-cyan/20 hover:bg-neon-cyan/30 text-neon-cyan rounded-lg font-medium transition-all border border-neon-cyan/50 hover:shadow-glow-cyan disabled:opacity-50"
       >
-        {loading ? 'Génération...' : 'Générer un nouveau compte'}
+        {loading ? t('account.create.importing') : t('account.create.generateButton')}
       </button>
       <button
         onClick={onImport}
         disabled={loading}
         className="w-full py-3 px-6 bg-cyber-light border border-neon-cyan/30 hover:border-neon-cyan/50 hover:bg-cyber-dark text-cyber-accent hover:text-neon-cyan rounded-lg font-medium transition-colors disabled:opacity-50"
       >
-        Importer une clé existante
+        {t('account.create.importButton')}
       </button>
       <button
         onClick={onClose}
         className="w-full py-2 px-4 text-cyber-accent/70 hover:text-neon-cyan font-medium transition-colors"
       >
-        Annuler
+        {t('account.create.cancel')}
       </button>
     </div>
   )
diff --git a/components/CreateAccountModalSteps.tsx b/components/CreateAccountModalSteps.tsx
index 93c842a..252d729 100644
--- a/components/CreateAccountModalSteps.tsx
+++ b/components/CreateAccountModalSteps.tsx
@@ -1,5 +1,6 @@
 import { useState } from 'react'
 import { RecoveryWarning, RecoveryPhraseDisplay, PublicKeyDisplay, ImportKeyForm, ImportStepButtons, ChooseStepButtons } from './CreateAccountModalComponents'
+import { t } from '@/lib/i18n'
 
 export function RecoveryStep({
   recoveryPhrase,
@@ -23,7 +24,7 @@ export function RecoveryStep({
   return (
     <div className="fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50">
       <div className="bg-cyber-dark border border-neon-cyan/30 rounded-lg p-6 max-w-2xl w-full mx-4 max-h-[90vh] overflow-y-auto shadow-glow-cyan">
-        <h2 className="text-2xl font-bold mb-4 text-neon-cyan">Sauvegardez vos 4 mots-clés de récupération</h2>
+        <h2 className="text-2xl font-bold mb-4 text-neon-cyan">{t('account.create.recovery.title')}</h2>
         <RecoveryWarning />
         <RecoveryPhraseDisplay recoveryPhrase={recoveryPhrase} copied={copied} onCopy={handleCopy} />
         <PublicKeyDisplay npub={npub} />
@@ -32,7 +33,7 @@ export function RecoveryStep({
             onClick={onContinue}
             className="flex-1 py-3 px-6 bg-neon-cyan/20 hover:bg-neon-cyan/30 text-neon-cyan rounded-lg font-medium transition-all border border-neon-cyan/50 hover:shadow-glow-cyan"
           >
-            J&apos;ai sauvegardé mes mots-clés
+            {t('account.create.recovery.saved')}
           </button>
         </div>
       </div>
@@ -58,7 +59,7 @@ export function ImportStep({
   return (
     <div className="fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50">
       <div className="bg-cyber-dark border border-neon-cyan/30 rounded-lg p-6 max-w-md w-full mx-4 shadow-glow-cyan">
-        <h2 className="text-2xl font-bold mb-4 text-neon-cyan">Importer une clé privée</h2>
+        <h2 className="text-2xl font-bold mb-4 text-neon-cyan">{t('account.import.title')}</h2>
         <ImportKeyForm importKey={importKey} setImportKey={setImportKey} error={error} />
         <ImportStepButtons loading={loading} onImport={onImport} onBack={onBack} />
       </div>
@@ -82,9 +83,9 @@ export function ChooseStep({
   return (
     <div className="fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50">
       <div className="bg-cyber-dark border border-neon-cyan/30 rounded-lg p-6 max-w-md w-full mx-4 shadow-glow-cyan">
-        <h2 className="text-2xl font-bold mb-4 text-neon-cyan">Créer un compte</h2>
+        <h2 className="text-2xl font-bold mb-4 text-neon-cyan">{t('account.create.title')}</h2>
         <p className="text-cyber-accent/70 mb-6">
-          Créez un nouveau compte Nostr ou importez une clé privée existante.
+          {t('account.create.description')}
         </p>
         {error && <p className="text-sm text-red-400 mb-4">{error}</p>}
         <ChooseStepButtons loading={loading} onGenerate={onGenerate} onImport={onImport} onClose={onClose} />
diff --git a/components/ImageUploadField.tsx b/components/ImageUploadField.tsx
index 1775bf6..3564622 100644
--- a/components/ImageUploadField.tsx
+++ b/components/ImageUploadField.tsx
@@ -112,7 +112,7 @@ function useImageUpload(onChange: (url: string) => void) {
     } catch (e) {
       const error = e instanceof Error ? e : new Error(String(e))
       // Check if unlock is required
-      if (error.message === 'UNLOCK_REQUIRED' || (error as any).unlockRequired) {
+      if (error.message === 'UNLOCK_REQUIRED' || ('unlockRequired' in error && (error as { unlockRequired?: boolean }).unlockRequired)) {
         setPendingFile(file)
         setShowUnlockModal(true)
         setError(null) // Don't show error, show unlock modal instead
diff --git a/components/KeyManagementManager.tsx b/components/KeyManagementManager.tsx
index cc9baa7..07e91e4 100644
--- a/components/KeyManagementManager.tsx
+++ b/components/KeyManagementManager.tsx
@@ -102,7 +102,7 @@ export function KeyManagementManager() {
       if (typeof decoded.data !== 'string' && !(decoded.data instanceof Uint8Array)) {
         throw new Error('Invalid nsec format')
       }
-    } catch (e) {
+    } catch {
       // If decoding failed, assume it's hex, validate length (64 hex chars = 32 bytes)
       if (!/^[0-9a-f]{64}$/i.test(extractedKey)) {
         setError(t('settings.keyManagement.import.error.invalid'))
@@ -137,6 +137,12 @@ export function KeyManagementManager() {
       setImportKey('')
       setShowImportForm(false)
       await loadKeys()
+
+      // Sync user content to IndexedDB cache
+      if (result.publicKey) {
+        const { syncUserContentToCache } = await import('@/lib/userContentSync')
+        void syncUserContentToCache(result.publicKey)
+      }
     } catch (e) {
       const errorMessage = e instanceof Error ? e.message : t('settings.keyManagement.import.error.failed')
       setError(errorMessage)
diff --git a/components/MarkdownEditor.tsx b/components/MarkdownEditor.tsx
index cfe7bab..90025eb 100644
--- a/components/MarkdownEditor.tsx
+++ b/components/MarkdownEditor.tsx
@@ -65,10 +65,10 @@ function MarkdownToolbar({
   return (
     <div className="flex items-center gap-2">
       <button type="button" className="px-3 py-1 text-sm rounded bg-gray-200" onClick={onTogglePreview}>
-        {preview ? 'Éditer' : 'Preview'}
+        {preview ? t('upload.edit') : t('upload.preview')}
       </button>
       <label className="px-3 py-1 text-sm rounded bg-blue-600 text-white cursor-pointer hover:bg-blue-700">
-        Upload media (NIP-95)
+        {t('markdown.upload.media')}
         <input
           type="file"
           accept=".png,.jpg,.jpeg,.webp,.mp4,.webm,.mov,.qt"
@@ -81,7 +81,7 @@ function MarkdownToolbar({
           }}
         />
       </label>
-      {uploading && <span className="text-sm text-gray-500">Upload en cours...</span>}
+      {uploading && <span className="text-sm text-gray-500">{t('markdown.upload.uploading')}</span>}
       {error && <span className="text-sm text-red-600">{error}</span>}
     </div>
   )
diff --git a/components/NotificationPanel.tsx b/components/NotificationPanel.tsx
index dd9c9f8..40b2956 100644
--- a/components/NotificationPanel.tsx
+++ b/components/NotificationPanel.tsx
@@ -1,6 +1,7 @@
 import type { Notification } from '@/types/notifications'
 import { NotificationItem } from './NotificationItem'
 import { NotificationPanelHeader } from './NotificationPanelHeader'
+import { t } from '@/lib/i18n'
 
 interface NotificationPanelProps {
   notifications: Notification[]
@@ -19,7 +20,7 @@ function NotificationList({ notifications, onNotificationClick, onDelete }: {
   if (notifications.length === 0) {
     return (
       <div className="p-8 text-center text-gray-500">
-        <p>No notifications yet</p>
+        <p>{t('notification.empty')}</p>
       </div>
     )
   }
diff --git a/components/NotificationPanelHeader.tsx b/components/NotificationPanelHeader.tsx
index 62d7199..c54a897 100644
--- a/components/NotificationPanelHeader.tsx
+++ b/components/NotificationPanelHeader.tsx
@@ -1,3 +1,4 @@
+import { t } from '@/lib/i18n'
 
 interface NotificationPanelHeaderProps {
   unreadCount: number
@@ -12,20 +13,20 @@ export function NotificationPanelHeader({
 }: NotificationPanelHeaderProps) {
   return (
     <div className="flex items-center justify-between p-4 border-b border-gray-200">
-      <h3 className="text-lg font-semibold text-gray-900">Notifications</h3>
+      <h3 className="text-lg font-semibold text-gray-900">{t('notification.title')}</h3>
       <div className="flex items-center gap-2">
         {unreadCount > 0 && (
           <button
             onClick={onMarkAllAsRead}
             className="text-sm text-blue-600 hover:text-blue-700 font-medium"
           >
-            Mark all as read
+            {t('notification.markAllAsRead')}
           </button>
         )}
         <button
           onClick={onClose}
           className="text-gray-400 hover:text-gray-600"
-          aria-label="Close"
+          aria-label={t('notification.close')}
         >
           <svg className="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
             <path
diff --git a/components/PageHeader.tsx b/components/PageHeader.tsx
index 03775fe..2ad6029 100644
--- a/components/PageHeader.tsx
+++ b/components/PageHeader.tsx
@@ -30,7 +30,7 @@ export function PageHeader() {
             target="_blank"
             rel="noopener noreferrer"
             className="text-cyber-accent hover:text-neon-cyan transition-colors"
-            title="Repository Git"
+            title={t('common.repositoryGit')}
             onClick={(e) => e.stopPropagation()}
           >
             <GitIcon />
diff --git a/components/PaymentModal.tsx b/components/PaymentModal.tsx
index c0430d7..e409877 100644
--- a/components/PaymentModal.tsx
+++ b/components/PaymentModal.tsx
@@ -3,6 +3,7 @@ import QRCode from 'react-qr-code'
 import type { AlbyInvoice } from '@/types/alby'
 import { getAlbyService, isWebLNAvailable } from '@/lib/alby'
 import { AlbyInstaller } from './AlbyInstaller'
+import { t } from '@/lib/i18n'
 
 interface PaymentModalProps {
   invoice: AlbyInvoice
@@ -44,7 +45,7 @@ function PaymentHeader({
       return null
     }
     if (timeRemaining <= 0) {
-      return 'Expired'
+      return t('payment.expired')
     }
     const minutes = Math.floor(timeRemaining / 60)
     const secs = timeRemaining % 60
@@ -54,10 +55,10 @@ function PaymentHeader({
   return (
     <div className="flex justify-between items-center mb-4">
       <div>
-        <h2 className="text-xl font-bold text-neon-cyan">Zap de {amount} sats</h2>
+        <h2 className="text-xl font-bold text-neon-cyan">{t('payment.modal.zapAmount', { amount })}</h2>
         {timeLabel && (
           <p className={`text-sm ${timeRemaining !== null && timeRemaining <= 60 ? 'text-red-400 font-semibold' : 'text-cyber-accent/70'}`}>
-            Time remaining: {timeLabel}
+            {t('payment.modal.timeRemaining', { time: timeLabel })}
           </p>
         )}
       </div>
@@ -71,7 +72,7 @@ function PaymentHeader({
 function InvoiceDisplay({ invoiceText, paymentUrl }: { invoiceText: string; paymentUrl: string }) {
   return (
     <div className="mb-4">
-      <p className="text-sm text-cyber-accent mb-2">Lightning Invoice:</p>
+      <p className="text-sm text-cyber-accent mb-2">{t('payment.modal.lightningInvoice')}</p>
       <div className="bg-cyber-darker border border-neon-cyan/20 p-3 rounded break-all text-sm font-mono mb-4 text-neon-cyan">{invoiceText}</div>
       <div className="flex justify-center mb-4">
         <div className="bg-cyber-dark p-4 rounded-lg border-2 border-neon-cyan/30">
@@ -83,7 +84,7 @@ function InvoiceDisplay({ invoiceText, paymentUrl }: { invoiceText: string; paym
           />
         </div>
       </div>
-      <p className="text-xs text-cyber-accent/70 text-center mb-2">Scan with your Lightning wallet to pay</p>
+      <p className="text-xs text-cyber-accent/70 text-center mb-2">{t('payment.modal.scanQr')}</p>
     </div>
   )
 }
@@ -105,13 +106,13 @@ function PaymentActions({
         }}
         className="flex-1 px-4 py-2 bg-cyber-light border border-neon-cyan/30 hover:border-neon-cyan/50 hover:bg-cyber-dark text-cyber-accent hover:text-neon-cyan rounded-lg font-medium transition-colors"
       >
-        {copied ? 'Copied!' : 'Copy Invoice'}
+        {copied ? t('payment.modal.copied') : t('payment.modal.copyInvoice')}
       </button>
       <button
         onClick={onOpenWallet}
         className="flex-1 px-4 py-2 bg-neon-cyan/20 border border-neon-cyan/50 hover:bg-neon-cyan/30 hover:border-neon-cyan text-neon-cyan hover:text-neon-green rounded-lg font-medium transition-colors"
       >
-        Pay with Alby
+        {t('payment.modal.payWithAlby')}
       </button>
     </div>
   )
@@ -123,8 +124,8 @@ function ExpiredNotice({ show }: { show: boolean }) {
   }
   return (
     <div className="mt-4 p-3 bg-red-900/20 border border-red-400/50 rounded-lg">
-      <p className="text-sm text-red-400 font-semibold mb-2">This invoice has expired</p>
-      <p className="text-xs text-red-400/80">Please close this modal and try again to generate a new invoice.</p>
+      <p className="text-sm text-red-400 font-semibold mb-2">{t('payment.modal.invoiceExpired')}</p>
+      <p className="text-xs text-red-400/80">{t('payment.modal.invoiceExpiredHelp')}</p>
     </div>
   )
 }
@@ -142,7 +143,7 @@ function usePaymentModalState(invoice: AlbyInvoice, onPaymentComplete: () => voi
       setTimeout(() => setCopied(false), 2000)
     } catch (e) {
       console.error('Failed to copy:', e)
-      setErrorMessage('Failed to copy the invoice')
+      setErrorMessage(t('payment.modal.copyFailed'))
     }
   }, [invoice.invoice])
 
@@ -150,7 +151,7 @@ function usePaymentModalState(invoice: AlbyInvoice, onPaymentComplete: () => voi
     try {
       const alby = getAlbyService()
       if (!isWebLNAvailable()) {
-        throw new Error('WebLN is not available. Please install Alby or another Lightning wallet extension.')
+        throw new Error(t('payment.modal.weblnNotAvailable'))
       }
       await alby.enable()
       await alby.sendPayment(invoice.invoice)
@@ -193,7 +194,7 @@ export function PaymentModal({ invoice, onClose, onPaymentComplete }: PaymentMod
           </p>
         )}
         <p className="text-xs text-cyber-accent/70 mt-4 text-center">
-          Payment will be automatically verified once completed
+          {t('payment.modal.autoVerify')}
         </p>
       </div>
     </div>
diff --git a/eslint.config.mjs b/eslint.config.mjs
new file mode 100644
index 0000000..57d89d2
--- /dev/null
+++ b/eslint.config.mjs
@@ -0,0 +1,245 @@
+import js from '@eslint/js'
+import typescriptEslint from '@typescript-eslint/eslint-plugin'
+import typescriptParser from '@typescript-eslint/parser'
+import react from 'eslint-plugin-react'
+import reactHooks from 'eslint-plugin-react-hooks'
+import unusedImports from 'eslint-plugin-unused-imports'
+
+export default [
+  {
+    ignores: ['.next/**', 'node_modules/**', 'out/**', 'build/**'],
+  },
+  js.configs.recommended,
+  {
+    files: ['**/*.{js,jsx,ts,tsx}'],
+    languageOptions: {
+      parser: typescriptParser,
+      parserOptions: {
+        ecmaVersion: 'latest',
+        sourceType: 'module',
+        ecmaFeatures: {
+          jsx: true,
+        },
+        project: './tsconfig.json',
+      },
+      globals: {
+        console: 'readonly',
+        window: 'readonly',
+        document: 'readonly',
+        navigator: 'readonly',
+        process: 'readonly',
+        Buffer: 'readonly',
+        setTimeout: 'readonly',
+        clearTimeout: 'readonly',
+        setInterval: 'readonly',
+        clearInterval: 'readonly',
+        confirm: 'readonly',
+        alert: 'readonly',
+        React: 'readonly',
+        __dirname: 'readonly',
+        __filename: 'readonly',
+      },
+    },
+    plugins: {
+      '@typescript-eslint': typescriptEslint,
+      react,
+      'react-hooks': reactHooks,
+      'unused-imports': unusedImports,
+    },
+    settings: {
+      react: {
+        version: 'detect',
+      },
+    },
+    rules: {
+      ...typescriptEslint.configs.recommended.rules,
+      ...react.configs.recommended.rules,
+      ...reactHooks.configs.recommended.rules,
+
+      // Longueurs de fichiers et fonctions
+      'max-lines': ['error', { max: 250, skipBlankLines: true, skipComments: true }],
+      'max-lines-per-function': ['error', { max: 40, skipBlankLines: true, skipComments: true }],
+      'max-params': ['error', { max: 4 }], // Max 4 paramètres par fonction
+      'max-depth': ['error', { max: 4 }], // Profondeur d'imbrication max 4
+      'complexity': ['error', { max: 10 }], // Complexité cyclomatique max 10
+      'max-nested-callbacks': ['error', { max: 3 }], // Callbacks imbriqués max 3
+
+      // Imports inutiles
+      'unused-imports/no-unused-imports': 'error',
+      'unused-imports/no-unused-vars': [
+        'error',
+        {
+          vars: 'all',
+          varsIgnorePattern: '^_',
+          args: 'after-used',
+          argsIgnorePattern: '^_',
+        },
+      ],
+      '@typescript-eslint/no-unused-vars': 'off', // Désactivé car remplacé par unused-imports
+
+      // Retours de fonctions non décrits
+      '@typescript-eslint/explicit-function-return-type': [
+        'error',
+        {
+          allowExpressions: true,
+          allowTypedFunctionExpressions: true,
+          allowHigherOrderFunctions: true,
+          allowDirectConstAssertionInArrowFunctions: true,
+        },
+      ],
+
+      // Erreurs sur les valeurs null
+      '@typescript-eslint/no-non-null-assertion': 'error',
+      '@typescript-eslint/prefer-nullish-coalescing': 'error',
+      '@typescript-eslint/prefer-optional-chain': 'error',
+      '@typescript-eslint/no-non-null-asserted-optional-chain': 'error',
+      '@typescript-eslint/no-unnecessary-type-assertion': 'error',
+
+      // Promesses et async
+      '@typescript-eslint/no-floating-promises': 'error',
+      '@typescript-eslint/no-misused-promises': 'error',
+      '@typescript-eslint/await-thenable': 'error',
+      'no-return-await': 'error',
+
+      // Bonnes pratiques JavaScript/TypeScript
+      'prefer-const': 'error',
+      'no-var': 'error',
+      'object-shorthand': 'error',
+      'prefer-template': 'error',
+      'eqeqeq': 'error',
+      'curly': ['error', 'all'], // Accolades obligatoires même pour une ligne
+      'no-throw-literal': 'error',
+      'no-implicit-coercion': 'error', // Pas de coercition implicite
+      'no-useless-concat': 'error', // Concaténation inutile
+      'no-useless-return': 'error', // Return inutile
+      'no-useless-constructor': 'error', // Constructeur inutile
+      'no-else-return': 'error', // Pas de else après return
+      'prefer-arrow-callback': 'error', // Préférer arrow functions
+      'prefer-destructuring': ['error', { object: true, array: false }], // Préférer destructuring objets
+      'prefer-spread': 'error', // Préférer spread à apply
+      'prefer-rest-params': 'error', // Préférer rest params à arguments
+      'no-param-reassign': ['error', { props: true }], // Pas de réassignation de paramètres
+      'no-return-assign': 'error', // Pas d'assignation dans return
+      'no-sequences': 'error', // Pas de séquences d'expressions
+      'no-nested-ternary': 'error', // Pas de ternaires imbriqués
+      'no-unneeded-ternary': 'error', // Pas de ternaire inutile
+      'no-lonely-if': 'error', // Pas de if seul dans else
+      'no-confusing-arrow': 'error', // Pas de flèches confuses
+      'no-iterator': 'error', // Pas d'itérateurs __iterator__
+      'no-proto': 'error', // Pas de __proto__
+      'no-array-constructor': 'error', // Pas de Array() constructor
+      'no-new-object': 'error', // Pas de new Object()
+      'no-new-wrappers': 'error', // Pas de new String/Number/Boolean
+      'no-bitwise': 'error', // Pas d'opérateurs bitwise
+      'no-continue': 'error', // Pas de continue
+      'no-labels': 'error', // Pas de labels
+      'no-restricted-syntax': [
+        'error',
+        {
+          selector: 'ForInStatement',
+          message: 'for..in loops iterate over the entire prototype chain, which is virtually never what you want. Use Object.{keys,values,entries}, and iterate over the resulting array.',
+        },
+        {
+          selector: 'LabeledStatement',
+          message: 'Labels are a form of GOTO; using them makes code confusing and hard to maintain and understand.',
+        },
+        {
+          selector: 'WithStatement',
+          message: '`with` is disallowed in strict mode because it makes code impossible to predict and optimize.',
+        },
+      ],
+
+      // Console/Debug
+      'no-console': ['warn', { allow: ['warn', 'error'] }],
+      'no-debugger': 'error',
+      'no-alert': 'error',
+
+      // TypeScript - Types et sécurité
+      '@typescript-eslint/no-explicit-any': 'error',
+      '@typescript-eslint/no-require-imports': 'off',
+      '@typescript-eslint/explicit-module-boundary-types': 'error', // Types explicites pour exports
+      '@typescript-eslint/no-unsafe-assignment': 'error', // Assignations non sûres
+      '@typescript-eslint/no-unsafe-member-access': 'error', // Accès membres non sûrs
+      '@typescript-eslint/no-unsafe-call': 'error', // Appels non sûrs
+      '@typescript-eslint/no-unsafe-return': 'error', // Retours non sûrs
+      '@typescript-eslint/no-unsafe-argument': 'error', // Arguments non sûrs
+      '@typescript-eslint/restrict-template-expressions': 'error', // Expressions template restreintes
+      '@typescript-eslint/restrict-plus-operands': 'error', // Opérandes + restreints
+      '@typescript-eslint/no-redundant-type-constituents': 'error', // Types redondants
+      '@typescript-eslint/prefer-reduce-type-parameter': 'error', // Préférer type parameter pour reduce
+      '@typescript-eslint/prefer-includes': 'error', // Préférer includes à indexOf
+      '@typescript-eslint/prefer-string-starts-ends-with': 'error', // Préférer startsWith/endsWith
+
+      // React - Qualité et performance
+      'react/react-in-jsx-scope': 'off',
+      'react/prop-types': 'off',
+      'react-hooks/refs': 'off',
+      'react/jsx-key': 'error', // Clés obligatoires dans les listes
+      'react/jsx-no-duplicate-props': 'error', // Pas de props dupliquées
+      'react/jsx-no-undef': 'error', // Pas de variables non définies dans JSX
+      'react/jsx-uses-react': 'off', // Désactivé avec React 17+
+      'react/jsx-uses-vars': 'error', // Variables utilisées dans JSX
+      'react/no-array-index-key': 'warn', // Éviter index comme key
+      'react/no-children-prop': 'error', // Pas de children comme prop
+      'react/no-danger-with-children': 'error', // Pas de dangerouslySetInnerHTML avec children
+      'react/no-deprecated': 'error', // Pas d'API dépréciées
+      'react/no-direct-mutation-state': 'error', // Pas de mutation directe du state
+      'react/no-find-dom-node': 'error', // Pas de findDOMNode
+      'react/no-is-mounted': 'error', // Pas de isMounted
+      'react/no-render-return-value': 'error', // Pas de valeur de retour de render
+      'react/no-string-refs': 'error', // Pas de string refs
+      'react/no-unescaped-entities': 'error', // Pas d'entités non échappées
+      'react/no-unknown-property': 'error', // Pas de propriétés inconnues
+      'react/require-render-return': 'error', // Return obligatoire dans render
+      'react/self-closing-comp': 'error', // Composants auto-fermants
+      'react/jsx-boolean-value': ['error', 'never'], // Pas de boolean explicite dans JSX
+      'react/jsx-curly-brace-presence': ['error', { props: 'never', children: 'never' }], // Pas de {} inutiles
+      'react/jsx-fragments': ['error', 'syntax'], // Préférer <> à <React.Fragment>
+      'react/jsx-no-useless-fragment': 'error', // Pas de fragments inutiles
+      'react/jsx-pascal-case': 'error', // PascalCase pour les composants
+      'react/no-unstable-nested-components': 'error', // Pas de composants imbriqués instables
+      'react-hooks/exhaustive-deps': 'error', // Dépendances exhaustives
+
+      // Sécurité et patterns dangereux
+      'no-eval': 'error', // Pas d'eval
+      'no-implied-eval': 'error', // Pas d'implied eval
+      'no-new-func': 'error', // Pas de new Function()
+      'no-script-url': 'error', // Pas de javascript: URLs
+      'no-void': 'off', // Désactivé car utilisé pour ignorer les promesses (void promise)
+      'no-with': 'error', // Pas de with statement
+      'no-caller': 'error', // Pas de caller
+      'no-extend-native': 'error', // Pas d'extension de natives
+      'no-global-assign': 'error', // Pas d'assignation de globals
+      'no-implicit-globals': 'error', // Pas de globals implicites
+      'no-restricted-globals': ['error', 'event', 'fdescribe'], // Globals restreints
+      'no-shadow-restricted-names': 'error', // Pas d'ombre sur noms restreints
+      
+      // Qualité et maintenabilité
+      'no-misleading-character-class': 'off',
+      'no-multi-assign': 'error', // Pas d'assignations multiples
+      'no-multi-str': 'error', // Pas de strings multi-lignes
+      'no-new': 'error', // Pas de new sans assignation
+      'no-octal-escape': 'error', // Pas d'échappement octal
+      'no-redeclare': 'error', // Pas de redéclaration
+      'no-self-assign': 'error', // Pas d'auto-assignation
+      'no-self-compare': 'error', // Pas d'auto-comparaison
+      'no-shadow': 'off', // Désactivé car @typescript-eslint/no-shadow est meilleur
+      '@typescript-eslint/no-shadow': 'error', // Pas d'ombre de variables
+      'no-undef-init': 'error', // Pas d'init à undefined
+      'no-undefined': 'off', // undefined est parfois nécessaire
+      'no-use-before-define': 'off', // Désactivé car @typescript-eslint est meilleur
+      '@typescript-eslint/no-use-before-define': ['error', { functions: false, classes: true, variables: true }],
+      'no-useless-call': 'error', // Pas d'appel inutile
+      'no-useless-computed-key': 'error', // Pas de clé calculée inutile
+      'no-useless-rename': 'error', // Pas de rename inutile
+      'no-whitespace-before-property': 'error', // Pas d'espace avant propriété
+      'spaced-comment': ['error', 'always'], // Commentaires espacés
+      'yoda': 'error', // Pas de Yoda conditions
+      
+      // Accessibilité (si plugin disponible)
+      // 'jsx-a11y/alt-text': 'error',
+      // 'jsx-a11y/anchor-has-content': 'error',
+      // 'jsx-a11y/anchor-is-valid': 'error',
+    },
+  },
+]
diff --git a/lib/accessControl.ts b/lib/accessControl.ts
index 210d4a2..4bc55fb 100644
--- a/lib/accessControl.ts
+++ b/lib/accessControl.ts
@@ -11,6 +11,7 @@
 import type { Event } from 'nostr-tools'
 import { extractTagsFromEvent } from './nostrTagSystem'
 import { canModifyObject } from './versionManager'
+import { t } from './i18n'
 
 /**
  * Check if a user can modify an object
@@ -88,11 +89,11 @@ export function getAccessControl(
 
   let reason: string | undefined
   if (isPaid && !canReadFullContent) {
-    reason = 'Payment required to access full content'
+    reason = t('access.paymentRequired')
   } else if (!canModify && userPubkey) {
-    reason = 'Only the author can modify this object'
+    reason = t('access.onlyAuthorModify')
   } else if (!canDelete && userPubkey) {
-    reason = 'Only the author can delete this object'
+    reason = t('access.onlyAuthorDelete')
   }
 
   return {
diff --git a/lib/nostrAuth.ts b/lib/nostrAuth.ts
index 46d2224..4e67c11 100644
--- a/lib/nostrAuth.ts
+++ b/lib/nostrAuth.ts
@@ -63,6 +63,12 @@ export class NostrAuthService {
     void this.saveStateToStorage()
     this.notifyListeners()
 
+    // Sync user content to IndexedDB cache (background operation)
+    if (result.publicKey) {
+      const { syncUserContentToCache } = await import('@/lib/userContentSync')
+      void syncUserContentToCache(result.publicKey)
+    }
+
     return result
   }
 
diff --git a/lib/userContentSync.ts b/lib/userContentSync.ts
new file mode 100644
index 0000000..96a7ed9
--- /dev/null
+++ b/lib/userContentSync.ts
@@ -0,0 +1,219 @@
+/**
+ * Synchronize user content (profile, series, publications) to IndexedDB cache
+ * Called after key import to ensure all user content is cached locally
+ */
+
+import type { Event } from 'nostr-tools'
+import { nostrService } from './nostr'
+import { fetchAuthorPresentationFromPool } from './articlePublisherHelpersPresentation'
+import { extractTagsFromEvent } from './nostrTagSystem'
+import { extractSeriesFromEvent, extractPublicationFromEvent } from './metadataExtractor'
+import { objectCache } from './objectCache'
+import { getLatestVersion } from './versionManager'
+import { buildTagFilter } from './nostrTagSystemFilter'
+import { getPrimaryRelaySync } from './config'
+import { PLATFORM_SERVICE, MIN_EVENT_DATE } from './platformConfig'
+import type { SimplePoolWithSub } from '@/types/nostr-tools-extended'
+
+/**
+ * Fetch all publications by an author and cache them
+ */
+async function fetchAndCachePublications(
+  pool: SimplePoolWithSub,
+  authorPubkey: string
+): Promise<void> {
+  const filters = [
+    {
+      ...buildTagFilter({
+        type: 'publication',
+        authorPubkey,
+        service: PLATFORM_SERVICE,
+      }),
+      since: MIN_EVENT_DATE,
+      limit: 1000, // Get all publications
+    },
+  ]
+
+  const relayUrl = getPrimaryRelaySync()
+  const { createSubscription } = require('@/types/nostr-tools-extended')
+  const sub = createSubscription(pool, [relayUrl], filters)
+
+  const events: Event[] = []
+
+  return new Promise((resolve) => {
+    let finished = false
+
+    const done = async () => {
+      if (finished) {
+        return
+      }
+      finished = true
+      sub.unsub()
+
+      // Group events by hash ID and cache the latest version of each
+      const eventsByHashId = new Map<string, Event[]>()
+      for (const event of events) {
+        const tags = extractTagsFromEvent(event)
+        if (tags.id) {
+          const hashId = tags.id
+          if (!eventsByHashId.has(hashId)) {
+            eventsByHashId.set(hashId, [])
+          }
+          eventsByHashId.get(hashId)!.push(event)
+        }
+      }
+
+      // Cache each publication
+      for (const [hashId, hashEvents] of eventsByHashId.entries()) {
+        const latestEvent = getLatestVersion(hashEvents)
+        if (latestEvent) {
+          const extracted = await extractPublicationFromEvent(latestEvent)
+          if (extracted) {
+            const tags = extractTagsFromEvent(latestEvent)
+            await objectCache.set(
+              'publication',
+              hashId,
+              latestEvent,
+              extracted,
+              tags.version ?? 0,
+              tags.hidden ?? false
+            )
+          }
+        }
+      }
+
+      resolve()
+    }
+
+    sub.on('event', (event: Event) => {
+      const tags = extractTagsFromEvent(event)
+      if (tags.type === 'publication' && !tags.hidden) {
+        events.push(event)
+      }
+    })
+
+    sub.on('eose', () => {
+      void done()
+    })
+
+    setTimeout(() => {
+      void done()
+    }, 10000).unref?.()
+  })
+}
+
+/**
+ * Fetch all series by an author and cache them
+ */
+async function fetchAndCacheSeries(
+  pool: SimplePoolWithSub,
+  authorPubkey: string
+): Promise<void> {
+  // Fetch all events for series to cache them properly
+  const filters = [
+    {
+      ...buildTagFilter({
+        type: 'series',
+        authorPubkey,
+        service: PLATFORM_SERVICE,
+      }),
+      since: MIN_EVENT_DATE,
+      limit: 1000, // Get all series events
+    },
+  ]
+
+  const relayUrl = getPrimaryRelaySync()
+  const { createSubscription } = require('@/types/nostr-tools-extended')
+  const sub = createSubscription(pool, [relayUrl], filters)
+
+  const events: Event[] = []
+
+  return new Promise((resolve) => {
+    let finished = false
+
+    const done = async () => {
+      if (finished) {
+        return
+      }
+      finished = true
+      sub.unsub()
+
+      // Group events by hash ID and cache the latest version of each
+      const eventsByHashId = new Map<string, Event[]>()
+      for (const event of events) {
+        const tags = extractTagsFromEvent(event)
+        if (tags.id) {
+          const hashId = tags.id
+          if (!eventsByHashId.has(hashId)) {
+            eventsByHashId.set(hashId, [])
+          }
+          eventsByHashId.get(hashId)!.push(event)
+        }
+      }
+
+      // Cache each series
+      for (const [hashId, hashEvents] of eventsByHashId.entries()) {
+        const latestEvent = getLatestVersion(hashEvents)
+        if (latestEvent) {
+          const extracted = await extractSeriesFromEvent(latestEvent)
+          if (extracted) {
+            const tags = extractTagsFromEvent(latestEvent)
+            await objectCache.set(
+              'series',
+              hashId,
+              latestEvent,
+              extracted,
+              tags.version ?? 0,
+              tags.hidden ?? false
+            )
+          }
+        }
+      }
+
+      resolve()
+    }
+
+    sub.on('event', (event: Event) => {
+      const tags = extractTagsFromEvent(event)
+      if (tags.type === 'series' && !tags.hidden) {
+        events.push(event)
+      }
+    })
+
+    sub.on('eose', () => {
+      void done()
+    })
+
+    setTimeout(() => {
+      void done()
+    }, 10000).unref?.()
+  })
+}
+
+/**
+ * Synchronize all user content to IndexedDB cache
+ * Fetches profile, series, and publications and caches them
+ */
+export async function syncUserContentToCache(userPubkey: string): Promise<void> {
+  try {
+    const pool = nostrService.getPool()
+    if (!pool) {
+      console.warn('Pool not initialized, cannot sync user content')
+      return
+    }
+
+    const poolWithSub = pool as unknown as SimplePoolWithSub
+
+    // Fetch and cache author profile (already caches itself)
+    await fetchAuthorPresentationFromPool(poolWithSub, userPubkey)
+
+    // Fetch and cache all series
+    await fetchAndCacheSeries(poolWithSub, userPubkey)
+
+    // Fetch and cache all publications
+    await fetchAndCachePublications(poolWithSub, userPubkey)
+  } catch (error) {
+    console.error('Error syncing user content to cache:', error)
+    // Don't throw - this is a background operation
+  }
+}
diff --git a/locales/en.txt b/locales/en.txt
index c796e7e..dc5dd11 100644
--- a/locales/en.txt
+++ b/locales/en.txt
@@ -149,6 +149,31 @@ search.clear=Clear search
 
 # Upload
 upload.error.failed=Upload failed
+upload.edit=Edit
+upload.preview=Preview
+
+# Common author
+common.author=Author
+
+# Import
+import.loading=Importing...
+import.button=Import
+
+# Payment
+payment.expired=Expired
+
+# Article
+article.title=Title
+
+# Notification
+notification.title=Notifications
+notification.close=Close
+notification.markAllAsRead=Mark all as read
+
+# Account
+account.create.title=Create account
+account.create.description=Create a new Nostr account or import an existing private key.
+account.import.title=Import private key
 
 # Notification
 notification.delete=Delete notification
diff --git a/locales/fr.txt b/locales/fr.txt
index 58a176a..5f3deb2 100644
--- a/locales/fr.txt
+++ b/locales/fr.txt
@@ -220,3 +220,8 @@ settings.nip95.list.editUrl=Cliquer pour modifier l'URL
 settings.nip95.note.title=Note :
 settings.nip95.note.priority=Les endpoints sont essayés dans l'ordre de priorité (nombre plus bas = priorité plus haute). Seuls les endpoints activés seront utilisés pour les uploads.
 settings.nip95.note.fallback=Si un endpoint échoue, le prochain endpoint activé sera essayé automatiquement.
+
+# Account
+account.create.title=Créer un compte
+account.create.description=Créez un nouveau compte Nostr ou importez une clé privée existante.
+account.import.title=Importer une clé privée
diff --git a/package-lock.json b/package-lock.json
index 3590d9e..03e2b5a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -18,13 +18,20 @@
         "react-qr-code": "^2.0.18"
       },
       "devDependencies": {
+        "@eslint/eslintrc": "^3.3.3",
+        "@eslint/js": "^9.39.2",
         "@tailwindcss/postcss": "^4.1.18",
         "@types/node": "^25.0.3",
         "@types/react": "^19.2.7",
         "@types/react-dom": "^19.2.3",
+        "@typescript-eslint/eslint-plugin": "^8.52.0",
+        "@typescript-eslint/parser": "^8.52.0",
         "autoprefixer": "^10.4.23",
         "eslint": "^9.39.2",
         "eslint-config-next": "^16.1.1",
+        "eslint-plugin-react": "^7.37.5",
+        "eslint-plugin-react-hooks": "^7.0.1",
+        "eslint-plugin-unused-imports": "^4.3.0",
         "postcss": "^8.5.6",
         "tailwindcss": "^4.1.18",
         "typescript": "^5.9.3"
@@ -74,7 +81,6 @@
       "integrity": "sha512-e7jT4DxYvIDLk1ZHmU/m/mB19rex9sv0c2ftBtjSBv+kVM/902eh0fINUzD7UwLLNR+jU585GxUJ8/EBfAM5fw==",
       "dev": true,
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "@babel/code-frame": "^7.27.1",
         "@babel/generator": "^7.28.5",
@@ -100,29 +106,6 @@
         "url": "https://opencollective.com/babel"
       }
     },
-    "node_modules/@babel/core/node_modules/json5": {
-      "version": "2.2.3",
-      "resolved": "https://registry.npmjs.org/json5/-/json5-2.2.3.tgz",
-      "integrity": "sha512-XmOWe7eyHYH14cLdVPoyg+GOH3rYX++KpzrylJwSW98t3Nk+U8XOl8FWKOgwtzdb8lXGf6zYwDUzeHMWfxasyg==",
-      "dev": true,
-      "license": "MIT",
-      "bin": {
-        "json5": "lib/cli.js"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/@babel/core/node_modules/semver": {
-      "version": "6.3.1",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.1.tgz",
-      "integrity": "sha512-BR7VvDCVHO+q2xBEWskxS6DJE1qRnb7DxzUrogb71CWoSficBxYsiAGd+Kl0mmq/MprG9yArRkyrQxTO6XjMzA==",
-      "dev": true,
-      "license": "ISC",
-      "bin": {
-        "semver": "bin/semver.js"
-      }
-    },
     "node_modules/@babel/generator": {
       "version": "7.28.5",
       "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.28.5.tgz",
@@ -157,16 +140,6 @@
         "node": ">=6.9.0"
       }
     },
-    "node_modules/@babel/helper-compilation-targets/node_modules/semver": {
-      "version": "6.3.1",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.1.tgz",
-      "integrity": "sha512-BR7VvDCVHO+q2xBEWskxS6DJE1qRnb7DxzUrogb71CWoSficBxYsiAGd+Kl0mmq/MprG9yArRkyrQxTO6XjMzA==",
-      "dev": true,
-      "license": "ISC",
-      "bin": {
-        "semver": "bin/semver.js"
-      }
-    },
     "node_modules/@babel/helper-globals": {
       "version": "7.28.0",
       "resolved": "https://registry.npmjs.org/@babel/helper-globals/-/helper-globals-7.28.0.tgz",
@@ -318,9 +291,9 @@
       }
     },
     "node_modules/@emnapi/core": {
-      "version": "1.7.1",
-      "resolved": "https://registry.npmjs.org/@emnapi/core/-/core-1.7.1.tgz",
-      "integrity": "sha512-o1uhUASyo921r2XtHYOHy7gdkGLge8ghBEQHMWmyJFoXlpU58kIrhhN3w26lpQb6dspetweapMn2CSNwQ8I4wg==",
+      "version": "1.8.1",
+      "resolved": "https://registry.npmjs.org/@emnapi/core/-/core-1.8.1.tgz",
+      "integrity": "sha512-AvT9QFpxK0Zd8J0jopedNm+w/2fIzvtPKPjqyw9jwvBaReTTqPBk9Hixaz7KbjimP+QNz605/XnjFcDAL2pqBg==",
       "dev": true,
       "license": "MIT",
       "optional": true,
@@ -330,9 +303,9 @@
       }
     },
     "node_modules/@emnapi/runtime": {
-      "version": "1.7.1",
-      "resolved": "https://registry.npmjs.org/@emnapi/runtime/-/runtime-1.7.1.tgz",
-      "integrity": "sha512-PVtJr5CmLwYAU9PZDMITZoR5iAOShYREoR45EyyLrbntV50mdePTgUn4AmOw90Ifcj+x2kRjdzr1HP3RrNiHGA==",
+      "version": "1.8.1",
+      "resolved": "https://registry.npmjs.org/@emnapi/runtime/-/runtime-1.8.1.tgz",
+      "integrity": "sha512-mehfKSMWjjNol8659Z8KxEMrdSJDDot5SXMq00dM8BN4o+CLNXQ0xH2V7EchNHV4RmbZLmmPdEaXZc5H2FXmDg==",
       "license": "MIT",
       "optional": true,
       "dependencies": {
@@ -351,9 +324,9 @@
       }
     },
     "node_modules/@eslint-community/eslint-utils": {
-      "version": "4.9.0",
-      "resolved": "https://registry.npmjs.org/@eslint-community/eslint-utils/-/eslint-utils-4.9.0.tgz",
-      "integrity": "sha512-ayVFHdtZ+hsq1t2Dy24wCmGXGe4q9Gu3smhLYALJrr473ZH27MsnSL+LKUlimp4BWJqMDMLmPpx/Q9R3OAlL4g==",
+      "version": "4.9.1",
+      "resolved": "https://registry.npmjs.org/@eslint-community/eslint-utils/-/eslint-utils-4.9.1.tgz",
+      "integrity": "sha512-phrYmNiYppR7znFEdqgfWHXR6NCkZEK7hwWDHZUjit/2/U0r6XvkDl0SYnoM51Hq7FhCGdLDT6zxCCOY1hexsQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -369,6 +342,19 @@
         "eslint": "^6.0.0 || ^7.0.0 || >=8.0.0"
       }
     },
+    "node_modules/@eslint-community/eslint-utils/node_modules/eslint-visitor-keys": {
+      "version": "3.4.3",
+      "resolved": "https://registry.npmjs.org/eslint-visitor-keys/-/eslint-visitor-keys-3.4.3.tgz",
+      "integrity": "sha512-wpc+LXeiyiisxPlEkUzU6svyS1frIO3Mgxj1fdy7Pm8Ygzguax2N3Fa/D/ag1WqbOprdI+uY6wMUl8/a2G+iag==",
+      "dev": true,
+      "license": "Apache-2.0",
+      "engines": {
+        "node": "^12.22.0 || ^14.17.0 || >=16.0.0"
+      },
+      "funding": {
+        "url": "https://opencollective.com/eslint"
+      }
+    },
     "node_modules/@eslint-community/regexpp": {
       "version": "4.12.2",
       "resolved": "https://registry.npmjs.org/@eslint-community/regexpp/-/regexpp-4.12.2.tgz",
@@ -1216,24 +1202,36 @@
       }
     },
     "node_modules/@noble/curves": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/@noble/curves/-/curves-1.1.0.tgz",
-      "integrity": "sha512-091oBExgENk/kGj3AZmtBDMpxQPDtxQABR2B9lb1JbVTs6ytdzZNwvhxQ4MWasRNEzlbEH8jCWFCwhF/Obj5AA==",
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/@noble/curves/-/curves-1.2.0.tgz",
+      "integrity": "sha512-oYclrNgRaM9SsBUBVbb8M6DTV7ZHRTKugureoYEncY5c65HOmRzvSiTE3y5CYaPYJA/GVkrhXEoF0M3Ya9PMnw==",
       "license": "MIT",
       "dependencies": {
-        "@noble/hashes": "1.3.1"
+        "@noble/hashes": "1.3.2"
+      },
+      "funding": {
+        "url": "https://paulmillr.com/funding/"
+      }
+    },
+    "node_modules/@noble/curves/node_modules/@noble/hashes": {
+      "version": "1.3.2",
+      "resolved": "https://registry.npmjs.org/@noble/hashes/-/hashes-1.3.2.tgz",
+      "integrity": "sha512-MVC8EAQp7MvEcm30KWENFjgR+Mkmf+D189XJTkFIlwohU5hcBbn1ZkKq7KVTi2Hme3PMGF390DaL52beVrIihQ==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 16"
       },
       "funding": {
         "url": "https://paulmillr.com/funding/"
       }
     },
     "node_modules/@noble/hashes": {
-      "version": "1.3.1",
-      "resolved": "https://registry.npmjs.org/@noble/hashes/-/hashes-1.3.1.tgz",
-      "integrity": "sha512-EbqwksQwz9xDRGfDST86whPBgM65E0OH/pCgqW0GBVzO22bNE+NuIbeTb714+IfSjU3aRk47EUvXIb5bTsenKA==",
+      "version": "1.8.0",
+      "resolved": "https://registry.npmjs.org/@noble/hashes/-/hashes-1.8.0.tgz",
+      "integrity": "sha512-jCs9ldd7NwzpgXDIf6P3+NrHh9/sD6CQdxHyjQI+h/6rDNo88ypBxxz45UDuZHz9r3tNz7N/VInSVoVdtXEI4A==",
       "license": "MIT",
       "engines": {
-        "node": ">= 16"
+        "node": "^14.21.3 || >=16"
       },
       "funding": {
         "url": "https://paulmillr.com/funding/"
@@ -1329,6 +1327,42 @@
         "url": "https://paulmillr.com/funding/"
       }
     },
+    "node_modules/@scure/bip32/node_modules/@noble/curves": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/@noble/curves/-/curves-1.1.0.tgz",
+      "integrity": "sha512-091oBExgENk/kGj3AZmtBDMpxQPDtxQABR2B9lb1JbVTs6ytdzZNwvhxQ4MWasRNEzlbEH8jCWFCwhF/Obj5AA==",
+      "license": "MIT",
+      "dependencies": {
+        "@noble/hashes": "1.3.1"
+      },
+      "funding": {
+        "url": "https://paulmillr.com/funding/"
+      }
+    },
+    "node_modules/@scure/bip32/node_modules/@noble/curves/node_modules/@noble/hashes": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/@noble/hashes/-/hashes-1.3.1.tgz",
+      "integrity": "sha512-EbqwksQwz9xDRGfDST86whPBgM65E0OH/pCgqW0GBVzO22bNE+NuIbeTb714+IfSjU3aRk47EUvXIb5bTsenKA==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 16"
+      },
+      "funding": {
+        "url": "https://paulmillr.com/funding/"
+      }
+    },
+    "node_modules/@scure/bip32/node_modules/@noble/hashes": {
+      "version": "1.3.3",
+      "resolved": "https://registry.npmjs.org/@noble/hashes/-/hashes-1.3.3.tgz",
+      "integrity": "sha512-V7/fPHgl+jsVPXqqeOzT8egNj2iBIVt+ECeMMG8TdcnTikP3oaBtUVqpT/gYCR68aEBJSF+XbYUxStjbFMqIIA==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 16"
+      },
+      "funding": {
+        "url": "https://paulmillr.com/funding/"
+      }
+    },
     "node_modules/@scure/bip39": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/@scure/bip39/-/bip39-1.2.1.tgz",
@@ -1342,6 +1376,18 @@
         "url": "https://paulmillr.com/funding/"
       }
     },
+    "node_modules/@scure/bip39/node_modules/@noble/hashes": {
+      "version": "1.3.3",
+      "resolved": "https://registry.npmjs.org/@noble/hashes/-/hashes-1.3.3.tgz",
+      "integrity": "sha512-V7/fPHgl+jsVPXqqeOzT8egNj2iBIVt+ECeMMG8TdcnTikP3oaBtUVqpT/gYCR68aEBJSF+XbYUxStjbFMqIIA==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 16"
+      },
+      "funding": {
+        "url": "https://paulmillr.com/funding/"
+      }
+    },
     "node_modules/@swc/helpers": {
       "version": "0.5.15",
       "resolved": "https://registry.npmjs.org/@swc/helpers/-/helpers-0.5.15.tgz",
@@ -1678,7 +1724,6 @@
       "integrity": "sha512-MWtvHrGZLFttgeEj28VXHxpmwYbor/ATPYbBfSFZEIRK0ecCFLl2Qo55z52Hss+UV9CRN7trSeq1zbgx7YDWWg==",
       "dev": true,
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "csstype": "^3.2.2"
       }
@@ -1694,20 +1739,20 @@
       }
     },
     "node_modules/@typescript-eslint/eslint-plugin": {
-      "version": "8.50.1",
-      "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-8.50.1.tgz",
-      "integrity": "sha512-PKhLGDq3JAg0Jk/aK890knnqduuI/Qj+udH7wCf0217IGi4gt+acgCyPVe79qoT+qKUvHMDQkwJeKW9fwl8Cyw==",
+      "version": "8.52.0",
+      "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-8.52.0.tgz",
+      "integrity": "sha512-okqtOgqu2qmZJ5iN4TWlgfF171dZmx2FzdOv2K/ixL2LZWDStL8+JgQerI2sa8eAEfoydG9+0V96m7V+P8yE1Q==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@eslint-community/regexpp": "^4.10.0",
-        "@typescript-eslint/scope-manager": "8.50.1",
-        "@typescript-eslint/type-utils": "8.50.1",
-        "@typescript-eslint/utils": "8.50.1",
-        "@typescript-eslint/visitor-keys": "8.50.1",
-        "ignore": "^7.0.0",
+        "@eslint-community/regexpp": "^4.12.2",
+        "@typescript-eslint/scope-manager": "8.52.0",
+        "@typescript-eslint/type-utils": "8.52.0",
+        "@typescript-eslint/utils": "8.52.0",
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-        "node": "^12.22.0 || ^14.17.0 || >=16.0.0"
-      },
-      "funding": {
-        "url": "https://opencollective.com/eslint"
-      }
-    },
-    "node_modules/eslint/node_modules/eslint-visitor-keys": {
       "version": "4.2.1",
       "resolved": "https://registry.npmjs.org/eslint-visitor-keys/-/eslint-visitor-keys-4.2.1.tgz",
       "integrity": "sha512-Uhdk5sfqcee/9H/rCOJikYz67o0a2Tw2hGRPOG2Y1R2dg7brRe1uG0yaNQDHu+TO/uQPF/5eCapvYSmHUjt7JQ==",
@@ -3641,23 +3651,10 @@
         "url": "https://opencollective.com/eslint"
       }
     },
-    "node_modules/espree/node_modules/eslint-visitor-keys": {
-      "version": "4.2.1",
-      "resolved": "https://registry.npmjs.org/eslint-visitor-keys/-/eslint-visitor-keys-4.2.1.tgz",
-      "integrity": "sha512-Uhdk5sfqcee/9H/rCOJikYz67o0a2Tw2hGRPOG2Y1R2dg7brRe1uG0yaNQDHu+TO/uQPF/5eCapvYSmHUjt7JQ==",
-      "dev": true,
-      "license": "Apache-2.0",
-      "engines": {
-        "node": "^18.18.0 || ^20.9.0 || >=21.1.0"
-      },
-      "funding": {
-        "url": "https://opencollective.com/eslint"
-      }
-    },
     "node_modules/esquery": {
-      "version": "1.6.0",
-      "resolved": "https://registry.npmjs.org/esquery/-/esquery-1.6.0.tgz",
-      "integrity": "sha512-ca9pw9fomFcKPvFLXhBKUK90ZvGibiGOvRJNbjljY7s7uq/5YO4BOzcYtJqExdx99rF6aAcnRxHmcUHcz6sQsg==",
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/esquery/-/esquery-1.7.0.tgz",
+      "integrity": "sha512-Ap6G0WQwcU/LHsvLwON1fAQX9Zp0A2Y6Y/cJBl9r/JbW90Zyg4/zbG6zzKa2OTALELarYHmKu0GhpM5EO+7T0g==",
       "dev": true,
       "license": "BSD-3-Clause",
       "dependencies": {
@@ -4319,6 +4316,19 @@
         "semver": "^7.7.1"
       }
     },
+    "node_modules/is-bun-module/node_modules/semver": {
+      "version": "7.7.3",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-7.7.3.tgz",
+      "integrity": "sha512-SdsKMrI9TdgjdweUSR9MweHA4EJ8YxHn8DFaDisvhVlUOe4BF1tLD7GAj0lIqWVl+dPb/rExr0Btby5loQm20Q==",
+      "dev": true,
+      "license": "ISC",
+      "bin": {
+        "semver": "bin/semver.js"
+      },
+      "engines": {
+        "node": ">=10"
+      }
+    },
     "node_modules/is-callable": {
       "version": "1.2.7",
       "resolved": "https://registry.npmjs.org/is-callable/-/is-callable-1.2.7.tgz",
@@ -4736,16 +4746,16 @@
       "license": "MIT"
     },
     "node_modules/json5": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/json5/-/json5-1.0.2.tgz",
-      "integrity": "sha512-g1MWMLBiz8FKi1e4w0UyVL3w+iJceWAFBAaBnnGKOpNa5f8TLktkbre1+s6oICydWAm+HRUGTmI+//xv2hvXYA==",
+      "version": "2.2.3",
+      "resolved": "https://registry.npmjs.org/json5/-/json5-2.2.3.tgz",
+      "integrity": "sha512-XmOWe7eyHYH14cLdVPoyg+GOH3rYX++KpzrylJwSW98t3Nk+U8XOl8FWKOgwtzdb8lXGf6zYwDUzeHMWfxasyg==",
       "dev": true,
       "license": "MIT",
-      "dependencies": {
-        "minimist": "^1.2.0"
-      },
       "bin": {
         "json5": "lib/cli.js"
+      },
+      "engines": {
+        "node": ">=6"
       }
     },
     "node_modules/jsx-ast-utils": {
@@ -5360,22 +5370,10 @@
         }
       }
     },
-    "node_modules/nostr-tools/node_modules/@noble/curves": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/@noble/curves/-/curves-1.2.0.tgz",
-      "integrity": "sha512-oYclrNgRaM9SsBUBVbb8M6DTV7ZHRTKugureoYEncY5c65HOmRzvSiTE3y5CYaPYJA/GVkrhXEoF0M3Ya9PMnw==",
-      "license": "MIT",
-      "dependencies": {
-        "@noble/hashes": "1.3.2"
-      },
-      "funding": {
-        "url": "https://paulmillr.com/funding/"
-      }
-    },
-    "node_modules/nostr-tools/node_modules/@noble/curves/node_modules/@noble/hashes": {
-      "version": "1.3.2",
-      "resolved": "https://registry.npmjs.org/@noble/hashes/-/hashes-1.3.2.tgz",
-      "integrity": "sha512-MVC8EAQp7MvEcm30KWENFjgR+Mkmf+D189XJTkFIlwohU5hcBbn1ZkKq7KVTi2Hme3PMGF390DaL52beVrIihQ==",
+    "node_modules/nostr-tools/node_modules/@noble/hashes": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/@noble/hashes/-/hashes-1.3.1.tgz",
+      "integrity": "sha512-EbqwksQwz9xDRGfDST86whPBgM65E0OH/pCgqW0GBVzO22bNE+NuIbeTb714+IfSjU3aRk47EUvXIb5bTsenKA==",
       "license": "MIT",
       "engines": {
         "node": ">= 16"
@@ -5678,7 +5676,6 @@
         }
       ],
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "nanoid": "^3.3.11",
         "picocolors": "^1.1.1",
@@ -5758,7 +5755,6 @@
       "resolved": "https://registry.npmjs.org/react/-/react-19.2.3.tgz",
       "integrity": "sha512-Ku/hhYbVjOQnXDZFv2+RibmLFGwFdeeKHFcOTlrt7xplBnya5OGn/hIRDsqDiSUcfORsDC7MPxwork8jBwsIWA==",
       "license": "MIT",
-      "peer": true,
       "engines": {
         "node": ">=0.10.0"
       }
@@ -5768,7 +5764,6 @@
       "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-19.2.3.tgz",
       "integrity": "sha512-yELu4WmLPw5Mr/lmeEpox5rw3RETacE++JgHqQzd2dg+YbJuat3jH4ingc+WPZhxaoFzdv9y33G+F7Nl5O0GBg==",
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "scheduler": "^0.27.0"
       },
@@ -5977,16 +5972,13 @@
       "license": "MIT"
     },
     "node_modules/semver": {
-      "version": "7.7.3",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-7.7.3.tgz",
-      "integrity": "sha512-SdsKMrI9TdgjdweUSR9MweHA4EJ8YxHn8DFaDisvhVlUOe4BF1tLD7GAj0lIqWVl+dPb/rExr0Btby5loQm20Q==",
-      "devOptional": true,
+      "version": "6.3.1",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.1.tgz",
+      "integrity": "sha512-BR7VvDCVHO+q2xBEWskxS6DJE1qRnb7DxzUrogb71CWoSficBxYsiAGd+Kl0mmq/MprG9yArRkyrQxTO6XjMzA==",
+      "dev": true,
       "license": "ISC",
       "bin": {
         "semver": "bin/semver.js"
-      },
-      "engines": {
-        "node": ">=10"
       }
     },
     "node_modules/set-function-length": {
@@ -6083,6 +6075,19 @@
         "@img/sharp-win32-x64": "0.34.5"
       }
     },
+    "node_modules/sharp/node_modules/semver": {
+      "version": "7.7.3",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-7.7.3.tgz",
+      "integrity": "sha512-SdsKMrI9TdgjdweUSR9MweHA4EJ8YxHn8DFaDisvhVlUOe4BF1tLD7GAj0lIqWVl+dPb/rExr0Btby5loQm20Q==",
+      "license": "ISC",
+      "optional": true,
+      "bin": {
+        "semver": "bin/semver.js"
+      },
+      "engines": {
+        "node": ">=10"
+      }
+    },
     "node_modules/shebang-command": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-2.0.0.tgz",
@@ -6459,7 +6464,6 @@
       "integrity": "sha512-5gTmgEY/sqK6gFXLIsQNH19lWb4ebPDLA4SdLP7dsWkIXHWlG66oPuVvXSGFPppYZz8ZDZq0dYYrbHfBCVUb1Q==",
       "dev": true,
       "license": "MIT",
-      "peer": true,
       "engines": {
         "node": ">=12"
       },
@@ -6481,9 +6485,9 @@
       }
     },
     "node_modules/ts-api-utils": {
-      "version": "2.3.0",
-      "resolved": "https://registry.npmjs.org/ts-api-utils/-/ts-api-utils-2.3.0.tgz",
-      "integrity": "sha512-6eg3Y9SF7SsAvGzRHQvvc1skDAhwI4YQ32ui1scxD1Ccr0G5qIIbUBT3pFTKX8kmWIQClHobtUdNuaBgwdfdWg==",
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/ts-api-utils/-/ts-api-utils-2.4.0.tgz",
+      "integrity": "sha512-3TaVTaAv2gTiMB35i3FiGJaRfwb3Pyn/j3m/bfAvGe8FB7CF6u+LMYqYlDh7reQf7UNvoTvdfAqHGmPGOSsPmA==",
       "dev": true,
       "license": "MIT",
       "engines": {
@@ -6506,6 +6510,19 @@
         "strip-bom": "^3.0.0"
       }
     },
+    "node_modules/tsconfig-paths/node_modules/json5": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/json5/-/json5-1.0.2.tgz",
+      "integrity": "sha512-g1MWMLBiz8FKi1e4w0UyVL3w+iJceWAFBAaBnnGKOpNa5f8TLktkbre1+s6oICydWAm+HRUGTmI+//xv2hvXYA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "minimist": "^1.2.0"
+      },
+      "bin": {
+        "json5": "lib/cli.js"
+      }
+    },
     "node_modules/tslib": {
       "version": "2.8.1",
       "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.8.1.tgz",
@@ -6609,7 +6626,6 @@
       "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
       "devOptional": true,
       "license": "Apache-2.0",
-      "peer": true,
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
@@ -6619,16 +6635,16 @@
       }
     },
     "node_modules/typescript-eslint": {
-      "version": "8.50.1",
-      "resolved": "https://registry.npmjs.org/typescript-eslint/-/typescript-eslint-8.50.1.tgz",
-      "integrity": "sha512-ytTHO+SoYSbhAH9CrYnMhiLx8To6PSSvqnvXyPUgPETCvB6eBKmTI9w6XMPS3HsBRGkwTVBX+urA8dYQx6bHfQ==",
+      "version": "8.52.0",
+      "resolved": "https://registry.npmjs.org/typescript-eslint/-/typescript-eslint-8.52.0.tgz",
+      "integrity": "sha512-atlQQJ2YkO4pfTVQmQ+wvYQwexPDOIgo+RaVcD7gHgzy/IQA+XTyuxNM9M9TVXvttkF7koBHmcwisKdOAf2EcA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@typescript-eslint/eslint-plugin": "8.50.1",
-        "@typescript-eslint/parser": "8.50.1",
-        "@typescript-eslint/typescript-estree": "8.50.1",
-        "@typescript-eslint/utils": "8.50.1"
+        "@typescript-eslint/eslint-plugin": "8.52.0",
+        "@typescript-eslint/parser": "8.52.0",
+        "@typescript-eslint/typescript-estree": "8.52.0",
+        "@typescript-eslint/utils": "8.52.0"
       },
       "engines": {
         "node": "^18.18.0 || ^20.9.0 || >=21.1.0"
@@ -6885,12 +6901,11 @@
       }
     },
     "node_modules/zod": {
-      "version": "4.2.1",
-      "resolved": "https://registry.npmjs.org/zod/-/zod-4.2.1.tgz",
-      "integrity": "sha512-0wZ1IRqGGhMP76gLqz8EyfBXKk0J2qo2+H3fi4mcUP/KtTocoX08nmIAHl1Z2kJIZbZee8KOpBCSNPRgauucjw==",
+      "version": "4.3.5",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-4.3.5.tgz",
+      "integrity": "sha512-k7Nwx6vuWx1IJ9Bjuf4Zt1PEllcwe7cls3VNzm4CQ1/hgtFUK2bRNG3rvnpPUhFjmqJKAKtjV576KnUkHocg/g==",
       "dev": true,
       "license": "MIT",
-      "peer": true,
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"
       }
diff --git a/package.json b/package.json
index fc9f5d9..b13830d 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
     "dev": "next dev",
     "build": "next build",
     "start": "next start",
-    "lint": "next lint",
+    "lint": "node scripts/lint.js",
     "type-check": "tsc --noEmit"
   },
   "dependencies": {
@@ -20,13 +20,20 @@
     "react-qr-code": "^2.0.18"
   },
   "devDependencies": {
+    "@eslint/eslintrc": "^3.3.3",
+    "@eslint/js": "^9.39.2",
     "@tailwindcss/postcss": "^4.1.18",
     "@types/node": "^25.0.3",
     "@types/react": "^19.2.7",
     "@types/react-dom": "^19.2.3",
+    "@typescript-eslint/eslint-plugin": "^8.52.0",
+    "@typescript-eslint/parser": "^8.52.0",
     "autoprefixer": "^10.4.23",
     "eslint": "^9.39.2",
     "eslint-config-next": "^16.1.1",
+    "eslint-plugin-react": "^7.37.5",
+    "eslint-plugin-react-hooks": "^7.0.1",
+    "eslint-plugin-unused-imports": "^4.3.0",
     "postcss": "^8.5.6",
     "tailwindcss": "^4.1.18",
     "typescript": "^5.9.3"
diff --git a/public/locales/en.txt b/public/locales/en.txt
index d658a04..603b58b 100644
--- a/public/locales/en.txt
+++ b/public/locales/en.txt
@@ -113,6 +113,8 @@ presentation.field.mainnetAddress=Bitcoin mainnet address (for sponsoring)
 presentation.field.mainnetAddress.placeholder=1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa
 presentation.field.mainnetAddress.help=Bitcoin mainnet address where you will receive sponsoring payments (0.046 BTC excluding fees per sponsoring)
 presentation.validation.invalidAddress=Invalid Bitcoin address (must start with 1, 3 or bc1)
+presentation.validation.authorNameRequired=Author name is required
+account.create.error.failed=Failed to create account
 presentation.fallback.user=User
 presentation.update.button=Update author page
 presentation.delete.button=Delete author page
@@ -150,6 +152,31 @@ search.clear=Clear search
 
 # Upload
 upload.error.failed=Upload failed
+upload.edit=Edit
+upload.preview=Preview
+
+# Common author
+common.author=Author
+
+# Import
+import.loading=Importing...
+import.button=Import
+
+# Payment
+payment.expired=Expired
+
+# Article
+article.title=Title
+
+# Notification
+notification.title=Notifications
+notification.close=Close
+notification.markAllAsRead=Mark all as read
+
+# Account
+account.create.title=Create account
+account.create.description=Create a new Nostr account or import an existing private key.
+account.import.title=Import private key
 
 # Notification
 notification.delete=Delete notification
@@ -234,3 +261,78 @@ settings.nip95.list.editUrl=Click to edit URL
 settings.nip95.note.title=Note:
 settings.nip95.note.priority=Endpoints are tried in priority order (lower number = higher priority). Only enabled endpoints will be used for uploads.
 settings.nip95.note.fallback=If an endpoint fails, the next enabled endpoint will be tried automatically.
+
+# Common UI
+common.repositoryGit=Git Repository
+
+# Article Editor
+article.editor.title=Publish a new publication
+article.editor.category=Category
+article.editor.category.help=Select your article category
+article.editor.category.select=Select a category
+article.editor.category.scienceFiction=Science Fiction
+article.editor.category.scientificResearch=Scientific Research
+article.editor.title.placeholder=Enter article title
+article.editor.preview.label=Preview (Public)
+article.editor.preview.placeholder=This preview will be visible to everyone for free
+article.editor.preview.help=This content will be visible to everyone
+article.editor.series.label=Series
+article.editor.series.none=None (standalone article)
+article.editor.content.label=Full Content (Private) — Markdown + preview
+article.editor.content.help=Media is uploaded via NIP-95 (images ≤5MB, videos ≤45MB) and inserted as URLs. Content remains encrypted for buyers.
+article.editor.sponsoring.label=Sponsoring (sats)
+article.editor.sponsoring.help=Sponsoring amount in satoshis to unlock full content (zap only)
+
+# Payment Modal
+payment.modal.zapAmount=Zap of {{amount}} sats
+payment.modal.timeRemaining=Time remaining: {{time}}
+payment.modal.lightningInvoice=Lightning Invoice:
+payment.modal.scanQr=Scan with your Lightning wallet to pay
+payment.modal.copyInvoice=Copy Invoice
+payment.modal.copied=✓ Copied!
+payment.modal.payWithAlby=Pay with Alby
+payment.modal.invoiceExpired=This invoice has expired
+payment.modal.invoiceExpiredHelp=Please close this modal and try again to generate a new invoice.
+payment.modal.autoVerify=Payment will be automatically verified once completed
+payment.modal.copyFailed=Failed to copy the invoice
+payment.modal.weblnNotAvailable=WebLN is not available. Please install Alby or another Lightning wallet extension.
+
+# Access Control
+access.paymentRequired=Payment required to access full content
+access.onlyAuthorModify=Only the author can modify this object
+access.onlyAuthorDelete=Only the author can delete this object
+
+# Account Creation
+account.create.title=Create account
+account.create.description=Create a new Nostr account or import an existing private key.
+account.create.import.title=Import private key
+account.create.recovery.title=Save your 4 recovery words
+account.create.recovery.saved=I have saved my words
+account.create.noAccount=Create an account or import your secret key to get started
+account.create.generating=Creating account...
+account.create.generateButton=Generate new account
+account.create.importButton=Import existing key
+account.create.importing=Generating...
+account.create.importKey.label=Private Key (nsec or hex)
+account.create.importKey.placeholder=nsec1...
+account.create.importKey.help=After importing, you will receive <strong>4 recovery words</strong> (BIP39 dictionary) to secure your account. These words encrypt a Key Encryption Key (KEK) stored in the Credentials API, which then encrypts your private key.
+account.create.publicKey=Your public key (npub)
+account.create.recovery.warning.title=⚠️ Important
+account.create.recovery.warning.part1=These <strong>4 recovery words</strong> are your only way to recover your account. <strong>They will never be displayed again.</strong>
+account.create.recovery.warning.part2=These words (BIP39 dictionary) are used with <strong>PBKDF2</strong> to encrypt a Key Encryption Key (KEK) stored in the browser's Credentials API. This KEK then encrypts your private key stored in IndexedDB (two-level system).
+account.create.recovery.warning.part3=Save them in a safe place. Without these words, you will permanently lose access to your account.
+account.create.recovery.copy=Copy recovery words
+account.create.recovery.copied=✓ Copied!
+account.create.back=Back
+account.create.cancel=Cancel
+
+# Markdown Editor
+markdown.upload.media=Upload media (NIP-95)
+markdown.upload.uploading=Uploading...
+
+# Notification
+notification.empty=No notifications yet
+
+# Profile
+profile.articles.title=My Articles
+profile.articles.search.placeholder=Search my articles...
diff --git a/public/locales/fr.txt b/public/locales/fr.txt
index 5f1f25e..32fe023 100644
--- a/public/locales/fr.txt
+++ b/public/locales/fr.txt
@@ -113,6 +113,8 @@ presentation.field.mainnetAddress=Adresse Bitcoin mainnet (pour le sponsoring)
 presentation.field.mainnetAddress.placeholder=1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa
 presentation.field.mainnetAddress.help=Adresse Bitcoin mainnet où vous recevrez les paiements de sponsoring (0.046 BTC hors frais par sponsoring)
 presentation.validation.invalidAddress=Adresse Bitcoin invalide (doit commencer par 1, 3 ou bc1)
+presentation.validation.authorNameRequired=Le nom d'auteur est requis
+account.create.error.failed=Échec de la création du compte
 presentation.fallback.user=Utilisateur
 presentation.update.button=Mettre à jour la page auteur
 presentation.delete.button=Supprimer la page auteur
@@ -150,6 +152,31 @@ search.clear=Effacer la recherche
 
 # Upload
 upload.error.failed=Échec du téléchargement
+upload.edit=Éditer
+upload.preview=Aperçu
+
+# Common author
+common.author=Auteur
+
+# Import
+import.loading=Importation...
+import.button=Importer
+
+# Payment
+payment.expired=Expiré
+
+# Article
+article.title=Titre
+
+# Notification
+notification.title=Notifications
+notification.close=Fermer
+notification.markAllAsRead=Marquer tout comme lu
+
+# Account
+account.create.title=Créer un compte
+account.create.description=Créez un nouveau compte Nostr ou importez une clé privée existante.
+account.import.title=Importer une clé privée
 
 # Notification
 notification.delete=Supprimer la notification
@@ -234,3 +261,78 @@ settings.nip95.list.editUrl=Cliquer pour modifier l'URL
 settings.nip95.note.title=Note :
 settings.nip95.note.priority=Les endpoints sont essayés dans l'ordre de priorité (nombre plus bas = priorité plus haute). Seuls les endpoints activés seront utilisés pour les uploads.
 settings.nip95.note.fallback=Si un endpoint échoue, le prochain endpoint activé sera essayé automatiquement.
+
+# Common UI
+common.repositoryGit=Repository Git
+
+# Article Editor
+article.editor.title=Publier une nouvelle publication
+article.editor.category=Catégorie
+article.editor.category.help=Sélectionnez la catégorie de votre article
+article.editor.category.select=Sélectionnez une catégorie
+article.editor.category.scienceFiction=Science-fiction
+article.editor.category.scientificResearch=Recherche scientifique
+article.editor.title.placeholder=Entrez le titre de l'article
+article.editor.preview.label=Aperçu (Public)
+article.editor.preview.placeholder=Cet aperçu sera visible par tous gratuitement
+article.editor.preview.help=Ce contenu sera visible par tous
+article.editor.series.label=Série
+article.editor.series.none=Aucune (article indépendant)
+article.editor.content.label=Contenu complet (Privé) — Markdown + preview
+article.editor.content.help=Les médias sont uploadés via NIP-95 (images ≤5Mo, vidéos ≤45Mo) et insérés comme URL. Le contenu reste chiffré pour les acheteurs.
+article.editor.sponsoring.label=Sponsoring (sats)
+article.editor.sponsoring.help=Montant de sponsoring en satoshis pour débloquer le contenu complet (zap uniquement)
+
+# Payment Modal
+payment.modal.zapAmount=Zap de {{amount}} sats
+payment.modal.timeRemaining=Temps restant : {{time}}
+payment.modal.lightningInvoice=Facture Lightning :
+payment.modal.scanQr=Scannez avec votre portefeuille Lightning pour payer
+payment.modal.copyInvoice=Copier la facture
+payment.modal.copied=✓ Copié !
+payment.modal.payWithAlby=Payer avec Alby
+payment.modal.invoiceExpired=Cette facture a expiré
+payment.modal.invoiceExpiredHelp=Veuillez fermer cette fenêtre et réessayer pour générer une nouvelle facture.
+payment.modal.autoVerify=Le paiement sera automatiquement vérifié une fois terminé
+payment.modal.copyFailed=Échec de la copie de la facture
+payment.modal.weblnNotAvailable=WebLN n'est pas disponible. Veuillez installer Alby ou une autre extension de portefeuille Lightning.
+
+# Access Control
+access.paymentRequired=Paiement requis pour accéder au contenu complet
+access.onlyAuthorModify=Seul l'auteur peut modifier cet objet
+access.onlyAuthorDelete=Seul l'auteur peut supprimer cet objet
+
+# Account Creation
+account.create.title=Créer un compte
+account.create.description=Créez un nouveau compte Nostr ou importez une clé privée existante.
+account.create.import.title=Importer une clé privée
+account.create.recovery.title=Sauvegardez vos 4 mots-clés de récupération
+account.create.recovery.saved=J'ai sauvegardé mes mots-clés
+account.create.noAccount=Créez un compte ou importez votre clé secrète pour commencer
+account.create.generating=Génération du compte...
+account.create.generateButton=Générer un nouveau compte
+account.create.importButton=Importer une clé existante
+account.create.importing=Génération...
+account.create.importKey.label=Clé privée (nsec ou hex)
+account.create.importKey.placeholder=nsec1...
+account.create.importKey.help=Après l'import, vous recevrez <strong>4 mots-clés de récupération</strong> (dictionnaire BIP39) pour sécuriser votre compte. Ces mots-clés chiffrent une clé de chiffrement (KEK) stockée dans l'API Credentials, qui chiffre ensuite votre clé privée.
+account.create.publicKey=Votre clé publique (npub)
+account.create.recovery.warning.title=⚠️ Important
+account.create.recovery.warning.part1=Ces <strong>4 mots-clés</strong> sont votre seule façon de récupérer votre compte. <strong>Ils ne seront jamais affichés à nouveau.</strong>
+account.create.recovery.warning.part2=Ces mots-clés (dictionnaire BIP39) sont utilisés avec <strong>PBKDF2</strong> pour chiffrer une clé de chiffrement (KEK) stockée dans l'API Credentials du navigateur. Cette KEK chiffre ensuite votre clé privée stockée dans IndexedDB (système à deux niveaux).
+account.create.recovery.warning.part3=Notez-les dans un endroit sûr. Sans ces mots-clés, vous perdrez définitivement l'accès à votre compte.
+account.create.recovery.copy=Copier les mots-clés
+account.create.recovery.copied=✓ Copié!
+account.create.back=Retour
+account.create.cancel=Annuler
+
+# Markdown Editor
+markdown.upload.media=Upload média (NIP-95)
+markdown.upload.uploading=Upload en cours...
+
+# Notification
+notification.empty=Aucune notification pour le moment
+
+# Profile
+profile.articles.title=Mes articles
+profile.articles.search.placeholder=Rechercher mes articles...
diff --git a/scripts/lint.js b/scripts/lint.js
new file mode 100644
index 0000000..995b35d
--- /dev/null
+++ b/scripts/lint.js
@@ -0,0 +1,33 @@
+#!/usr/bin/env node
+
+/**
+ * Wrapper script to fix Next.js lint command bug
+ * that interprets "lint" as a directory instead of a command
+ */
+
+const { execSync } = require('child_process')
+const path = require('path')
+
+const projectRoot = process.cwd()
+
+try {
+  // Change to project root and run next lint
+  process.chdir(projectRoot)
+  execSync('npx next lint', {
+    stdio: 'inherit',
+    cwd: projectRoot,
+    env: { ...process.env, PWD: projectRoot },
+  })
+} catch (error) {
+  // If next lint fails, try eslint directly with flat config
+  console.log('Falling back to eslint directly...')
+  try {
+    execSync('npx eslint . --ext .ts,.tsx', {
+      stdio: 'inherit',
+      cwd: projectRoot,
+    })
+  } catch (eslintError) {
+    console.error('Both next lint and eslint failed')
+    process.exit(1)
+  }
+}