diff --git a/.cursorrules b/.cursorrules
index 4509fc1..1a80b2e 100644
--- a/.cursorrules
+++ b/.cursorrules
@@ -42,7 +42,7 @@
 - Externaliser au maximum les variables d’environnement.
 - Toujours utiliser une clé SSH pour cloner les dépôts.
 - Monter en version les dépôts au début du travail.
-- Pousser les tags docker `ext` via la CI sur `git.4nkweb.com`.
+- Pousser les tags docker `int-dev` via la CI sur `git.4nkweb.com`.
 - Corriger systématiquement les problèmes, même mineurs, sans contournement.
 
 ## Scripts (règles critiques)
@@ -56,7 +56,7 @@
 - Installer en arrière-plan dans les images Docker :
   `curl, git, sed, awk, nc, wget, jq, telnet, tee, wscat, ping, npm (dernière version)`
 - Appliquer à tous les Dockerfiles et `docker-compose.yml`.
-- N'utilise pas les version test ou dev ou ext-dev mais toujours les version ext, relance leur compilation si nécessaire
+- N'utilise pas les version test ou dev ou int-dev-dev mais toujours les version int-dev, relance leur compilation si nécessaire
 
 ## Fichiers de configuration (règles critiques)
 - Vérifier l’écriture effective après chaque modification.
@@ -167,12 +167,12 @@ Chaque projet doit être prêt pour un dépôt sur `git.4nkweb.com` :
 # Déploiement
 
 Dans lecoffre_node en utilisant les scripts de scripts/ :
-Il y a des branches git "ext", des images docker avec le tag "ext", pas de tag git "ext"
+Il y a des branches git "int-dev", des images docker avec le tag "int-dev", pas de tag git "int-dev"
 
 pour tous les projets avec des Dockerfile:
 vérifie que le repos distant est public (si possible, non bloquant, pour info)
 vérifie que tu peux utiliser tes clés ssh pour le déploiement sur git
-vérifie que tu es sur la branche ext
+vérifie que tu es sur la branche int-dev
 met à jour les dépendances
 vérifie les variables d'environnement
 met à jour le Dockerfle pour une bonne maîtrise des pré-requis (intégre l'installation et la mise à jour avec un sudo apt udpate && sudo apt upgrade et jq curl sed awk telnet ping npm (dernière version) et wscat)
@@ -185,9 +185,9 @@ vérifie .dockerignore
 vérifie .cursorignore
 synchronise les confs sur lecoffre_node/conf
 synchronise les logs sur lecoffre_node/logs
-pousse toutes les modifications sur la branche git "ext"
+pousse toutes les modifications sur la branche git "int-dev"
 supprimer les fichiers distants non suivis sur le git
-pousse sur la tag docker "ext" via la CI
+pousse sur la tag docker "int-dev" via la CI
 analyse les logs
 corrige les erreurs petites et grosses sans déscactivation, sans simplification, sans contournement
 teste
@@ -199,13 +199,13 @@ recommence si besoin pour valider un déploiement parfait et fluide
 si tu as appres quelque chose techniquement ou fonctionnement écris le dans les docs
 synchronise les confs sur lecoffre_node/conf
 synchronise les logs sur lecoffre_node/logs
-pousse toutes les modifications sur la branche git "ext"
+pousse toutes les modifications sur la branche git "int-dev"
 
 
 pour tous les projets avec des sans Dockerfile avec sur git:
 vérifie que le repos distant est public (si possible, non bloquant, pour info)
 vérifie que tu peux utiliser tes clés ssh pour le déploiement sur git
-vérifie que tu es sur la branche ext
+vérifie que tu es sur la branche int-dev
 met à jour les dépendances
 vérifie les variables d'environnement
 met à jour le Dockerfle pour une bonne maîtrise des pré-requis (intégre l'installation et la mise à jour avec un sudo apt udpate && sudo apt upgrade et jq curl sed awk telnet ping npm (dernière version) et wscat)
@@ -218,7 +218,7 @@ vérifie .dockerignore
 vérifie .cursorignore
 synchronise les confs sur lecoffre_node/conf
 synchronise les logs sur lecoffre_node/logs
-pousse toutes les modifications sur la branche git "ext"
+pousse toutes les modifications sur la branche git "int-dev"
 supprimer les fichiers distants non suivis sur le git
 analyse les logs
 corrige les erreurs petites et grosses sans déscactivation, sans simplification, sans contournement
@@ -231,4 +231,4 @@ recommence si besoin pour valider un déploiement parfait et fluide
 si tu as appres quelque chose techniquement ou fonctionnement écris le dans les docs
 synchronise les confs sur lecoffre_node/conf
 synchronise les logs sur lecoffre_node/logs
-pousse toutes les modifications sur la branche git "ext"
+pousse toutes les modifications sur la branche git "int-dev"
diff --git a/README-AUTONOMOUS.md b/README-AUTONOMOUS.md
index d9cf416..7a46f89 100644
--- a/README-AUTONOMOUS.md
+++ b/README-AUTONOMOUS.md
@@ -94,7 +94,7 @@ cd /home/debian/4NK_env/lecoffre_node
 ### Déploiement manuel
 ```bash
 # 1. Construction de l'image
-docker build -f Dockerfile.master -t lecoffre-node-master:ext .
+docker build -f Dockerfile.master -t lecoffre-node-master:int-dev .
 
 # 2. Démarrage du conteneur (utilise le port 80 du host)
 docker run -d \
@@ -106,7 +106,7 @@ docker run -d \
     -v $(pwd)/data:/app/data \
     -v $(pwd)/logs:/app/logs \
     -v $(pwd)/.env.master:/app/.env \
-    lecoffre-node-master:ext
+    lecoffre-node-master:int-dev
 ```
 
 ### Désinstallation du Nginx du host (optionnel)
@@ -189,7 +189,7 @@ docker exec lecoffre-node-master tar -xzf /app/backup/backup-YYYYMMDD.tar.gz -C
 docker stop lecoffre-node-master
 
 # 2. Reconstruire l'image
-docker build -f Dockerfile.master -t lecoffre-node-master:ext .
+docker build -f Dockerfile.master -t lecoffre-node-master:int-dev .
 
 # 3. Redémarrer
 docker start lecoffre-node-master
diff --git a/README.md b/README.md
index 4b7c10f..72c5d01 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # LeCoffre Node - Plateforme de Gestion de Documents Sécurisée
 
-[![Docker](https://img.shields.io/badge/Docker-Ext-blue)](https://git.4nkweb.com/4nk/lecoffre_node)
+[![Docker](https://img.shields.io/badge/Docker-int-dev-blue)](https://git.4nkweb.com/4nk/lecoffre_node)
 [![Bitcoin Signet](https://img.shields.io/badge/Bitcoin-Signet-orange)](https://mempool2.4nkweb.com)
 [![Status](https://img.shields.io/badge/Status-Production-green)](https://dev4.4nkweb.com/lecoffre)
 
@@ -207,12 +207,12 @@ lecoffre_node/
 
 | Projet | Branche | Description |
 |--------|---------|-------------|
-| `sdk_relay` | `ext` | Relay des transactions |
-| `sdk_signer` | `ext` | Service de signature |
-| `sdk_storage` | `ext` | Stockage temporaire |
-| `ihm_client` | `ext` | Interface de gestion |
-| `lecoffre-front` | `ext` | Frontend LeCoffre |
-| `lecoffre-back-mini` | `ext` | Backend API |
+| `sdk_relay` | `int-dev` | Relay des transactions |
+| `sdk_signer` | `int-dev` | Service de signature |
+| `sdk_storage` | `int-dev` | Stockage temporaire |
+| `ihm_client` | `int-dev` | Interface de gestion |
+| `lecoffre-front` | `int-dev` | Frontend LeCoffre |
+| `lecoffre-back-mini` | `int-dev` | Backend API |
 
 ## 📚 Documentation Complète
 
diff --git a/docker-compose.yml b/docker-compose.yml
index e07d4f6..4fe691b 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -78,7 +78,7 @@ services:
     restart: unless-stopped
 
   sdk_relay:
-    image: git.4nkweb.com/4nk/sdk_relay:ext
+    image: git.4nkweb.com/4nk/sdk_relay:int-dev
     container_name: sdk_relay
     depends_on:
       blindbit:
@@ -124,7 +124,7 @@ services:
     restart: unless-stopped
 
   lecoffre-back:
-    image: git.4nkweb.com/4nk/lecoffre-back-mini:ext
+    image: git.4nkweb.com/4nk/lecoffre-back-mini:int-dev
     container_name: lecoffre-back
     environment:
       - NODE_OPTIONS=${NODE_OPTIONS}
@@ -171,7 +171,7 @@ services:
     restart: unless-stopped
 
   lecoffre-front:
-    image: git.4nkweb.com/4nk/lecoffre-front:ext
+    image: git.4nkweb.com/4nk/lecoffre-front:int-dev
     container_name: lecoffre-front
     working_dir: /leCoffre-front
     environment:
@@ -216,7 +216,7 @@ services:
     restart: unless-stopped
 
   ihm_client:
-    image: git.4nkweb.com/4nk/ihm_client:ext
+    image: git.4nkweb.com/4nk/ihm_client:int-dev
     container_name: ihm_client
     environment:
       - VITE_JWT_SECRET_KEY=${VITE_JWT_SECRET_KEY}
@@ -253,7 +253,7 @@ services:
     restart: unless-stopped
 
   sdk_signer:
-    image: git.4nkweb.com/4nk/sdk_signer:ext
+    image: git.4nkweb.com/4nk/sdk_signer:int-dev
     container_name: sdk_signer
     ports:
       - "0.0.0.0:3001:9090"
@@ -291,7 +291,7 @@ services:
       - SIGNER_BASE_URL=https://dev3.4nkweb.com
 
   sdk_storage:
-    image: git.4nkweb.com/4nk/sdk_storage:ext
+    image: git.4nkweb.com/4nk/sdk_storage:int-dev
     container_name: sdk_storage
     ports:
       - "0.0.0.0:8081:8080"
@@ -398,7 +398,7 @@ services:
     restart: unless-stopped
 
   promtail:
-    image: promtail-custom:ext
+    image: promtail-custom:int-dev
     container_name: promtail
     volumes:
       - ./logs:/var/log/lecoffre:ro
diff --git a/docker-compose.yml.backup b/docker-compose.yml.backup
index 8198e34..ba056f5 100644
--- a/docker-compose.yml.backup
+++ b/docker-compose.yml.backup
@@ -69,7 +69,7 @@ services:
     restart: unless-stopped
 
   sdk_relay:
-    image: git.4nkweb.com/4nk/sdk_relay:ext
+    image: git.4nkweb.com/4nk/sdk_relay:int-dev
     container_name: sdk_relay
     depends_on:
       blindbit:
@@ -114,7 +114,7 @@ services:
     restart: unless-stopped
 
   lecoffre-back:
-    image: git.4nkweb.com/4nk/lecoffre-back-mini:ext
+    image: git.4nkweb.com/4nk/lecoffre-back-mini:int-dev
     container_name: lecoffre-back
     environment:
       - NODE_OPTIONS=${NODE_OPTIONS}
@@ -161,7 +161,7 @@ services:
     restart: unless-stopped
 
   lecoffre-front:
-    image: git.4nkweb.com/4nk/lecoffre-front:ext
+    image: git.4nkweb.com/4nk/lecoffre-front:int-dev
     container_name: lecoffre-front
     working_dir: /leCoffre-front
     environment:
@@ -206,7 +206,7 @@ services:
     restart: unless-stopped
 
   ihm_client:
-    image: git.4nkweb.com/4nk/ihm_client:ext
+    image: git.4nkweb.com/4nk/ihm_client:int-dev
     container_name: ihm_client
     environment:
       - VITE_JWT_SECRET_KEY=${VITE_JWT_SECRET_KEY}
@@ -243,7 +243,7 @@ services:
     restart: unless-stopped
 
   sdk_signer:
-    image: git.4nkweb.com/4nk/sdk_signer:ext
+    image: git.4nkweb.com/4nk/sdk_signer:int-dev
     container_name: sdk_signer
     ports:
       - "0.0.0.0:3001:9090"
@@ -279,7 +279,7 @@ services:
       - SIGNER_BASE_URL=https://dev3.4nkweb.com
 
   sdk_storage:
-    image: git.4nkweb.com/4nk/sdk_storage:ext
+    image: git.4nkweb.com/4nk/sdk_storage:int-dev
     container_name: sdk_storage
     ports:
       - "0.0.0.0:8081:8080"
@@ -385,7 +385,7 @@ services:
     restart: unless-stopped
 
   promtail:
-    image: promtail-custom:ext
+    image: promtail-custom:int-dev
     container_name: promtail
     volumes:
       - ./logs:/var/log/lecoffre:ro
diff --git a/scripts/build-project.sh b/scripts/build-project.sh
index 91e2763..dcff8a5 100755
--- a/scripts/build-project.sh
+++ b/scripts/build-project.sh
@@ -53,12 +53,12 @@ if [[ $# -lt 1 ]]; then
     echo ""
     echo "Exemples:"
     echo "  $0 ihm_client"
-    echo "  $0 ihm_client ext"
+    echo "  $0 ihm_client int-dev"
     exit 1
 fi
 
 PROJECT_NAME="$1"
-DOCKER_TAG="${2:-ext}"
+DOCKER_TAG="${2:-int-dev}"
 PROJECT_ROOT="/home/debian/lecoffre_node"
 PROJECT_PATH="/home/debian/$PROJECT_NAME"
 
diff --git a/scripts/deploy-autonomous.sh b/scripts/deploy-autonomous.sh
index 10c7e25..f7a9d96 100755
--- a/scripts/deploy-autonomous.sh
+++ b/scripts/deploy-autonomous.sh
@@ -11,7 +11,7 @@ log() {
 
 # Variables
 MASTER_IMAGE_NAME="lecoffre-node-master"
-MASTER_IMAGE_TAG="ext"
+MASTER_IMAGE_TAG="int-dev"
 CONTAINER_NAME="lecoffre-node-master"
 HOST_PORT=80
 
diff --git a/scripts/deploy-master.sh b/scripts/deploy-master.sh
index 2a6b100..70ba78b 100755
--- a/scripts/deploy-master.sh
+++ b/scripts/deploy-master.sh
@@ -11,7 +11,7 @@ log() {
 
 # Variables
 MASTER_IMAGE_NAME="lecoffre-node-master"
-MASTER_IMAGE_TAG="ext"
+MASTER_IMAGE_TAG="int-dev"
 CONTAINER_NAME="lecoffre-node-master"
 HOST_PORT=8081
 
diff --git a/web/status/api.py b/web/status/api.py
index 40251aa..be05b28 100644
--- a/web/status/api.py
+++ b/web/status/api.py
@@ -16,17 +16,17 @@ class StatusAPIHandler(BaseHTTPRequestHandler):
             services = [
                 {"name": "Bitcoin Signet", "status": "running", "image": "btcpayserver/bitcoin:27.1", "ip": "172.20.0.2", "port": "8332", "protocol": "RPC", "uptime": "2h 15m", "health": "healthy"},
                 {"name": "BlindBit Oracle", "status": "running", "image": "blindbit/oracle:latest", "ip": "172.20.0.3", "port": "8000", "protocol": "HTTP", "uptime": "2h 10m", "health": "healthy"},
-                {"name": "SDK Relay", "status": "running", "image": "sdk_relay:ext", "ip": "172.20.0.4", "port": "8090", "protocol": "WebSocket", "uptime": "2h 5m", "health": "healthy"},
-                {"name": "SDK Signer", "status": "running", "image": "sdk_signer:ext", "ip": "172.20.0.5", "port": "9090", "protocol": "WebSocket", "uptime": "2h 0m", "health": "healthy"},
-                {"name": "SDK Storage", "status": "running", "image": "sdk_storage:ext", "ip": "172.20.0.6", "port": "8080", "protocol": "HTTP", "uptime": "1h 55m", "health": "healthy"},
-                {"name": "LeCoffre Backend", "status": "running", "image": "lecoffre-back:ext", "ip": "172.20.0.7", "port": "8080", "protocol": "HTTP", "uptime": "1h 50m", "health": "healthy"},
-                {"name": "LeCoffre Frontend", "status": "running", "image": "lecoffre-front:ext", "ip": "172.20.0.8", "port": "3000", "protocol": "HTTP", "uptime": "1h 45m", "health": "healthy"},
-                {"name": "IHM Client", "status": "running", "image": "ihm_client:ext", "ip": "172.20.0.9", "port": "3001", "protocol": "HTTP", "uptime": "1h 40m", "health": "healthy"},
+                {"name": "SDK Relay", "status": "running", "image": "sdk_relay:int-dev", "ip": "172.20.0.4", "port": "8090", "protocol": "WebSocket", "uptime": "2h 5m", "health": "healthy"},
+                {"name": "SDK Signer", "status": "running", "image": "sdk_signer:int-dev", "ip": "172.20.0.5", "port": "9090", "protocol": "WebSocket", "uptime": "2h 0m", "health": "healthy"},
+                {"name": "SDK Storage", "status": "running", "image": "sdk_storage:int-dev", "ip": "172.20.0.6", "port": "8080", "protocol": "HTTP", "uptime": "1h 55m", "health": "healthy"},
+                {"name": "LeCoffre Backend", "status": "running", "image": "lecoffre-back:int-dev", "ip": "172.20.0.7", "port": "8080", "protocol": "HTTP", "uptime": "1h 50m", "health": "healthy"},
+                {"name": "LeCoffre Frontend", "status": "running", "image": "lecoffre-front:int-dev", "ip": "172.20.0.8", "port": "3000", "protocol": "HTTP", "uptime": "1h 45m", "health": "healthy"},
+                {"name": "IHM Client", "status": "running", "image": "ihm_client:int-dev", "ip": "172.20.0.9", "port": "3001", "protocol": "HTTP", "uptime": "1h 40m", "health": "healthy"},
                 {"name": "Tor Proxy", "status": "running", "image": "btcpayserver/tor:0.4.8.10", "ip": "172.20.0.10", "port": "9050", "protocol": "SOCKS", "uptime": "1h 35m", "health": "healthy"},
                 {"name": "Grafana", "status": "running", "image": "grafana/grafana:latest", "ip": "172.20.0.11", "port": "3000", "protocol": "HTTP", "uptime": "1h 30m", "health": "healthy"},
                 {"name": "Loki", "status": "running", "image": "grafana/loki:latest", "ip": "172.20.0.12", "port": "3100", "protocol": "HTTP", "uptime": "1h 25m", "health": "healthy"},
                 {"name": "Promtail", "status": "running", "image": "grafana/promtail:latest", "ip": "172.20.0.13", "port": "9080", "protocol": "HTTP", "uptime": "1h 20m", "health": "healthy"},
-                {"name": "Miner Signet", "status": "running", "image": "miner:ext", "ip": "172.20.0.14", "port": None, "protocol": "Bitcoin", "uptime": "1h 15m", "health": "healthy"}
+                {"name": "Miner Signet", "status": "running", "image": "miner:int-dev", "ip": "172.20.0.14", "port": None, "protocol": "Bitcoin", "uptime": "1h 15m", "health": "healthy"}
             ]
 
             external = [
diff --git a/web/status/working-api.js b/web/status/working-api.js
index a9259c4..62083ae 100644
--- a/web/status/working-api.js
+++ b/web/status/working-api.js
@@ -17,17 +17,17 @@ app.get('/api', (req, res) => {
     const services = [
         { name: 'Bitcoin Signet', status: 'running', image: 'btcpayserver/bitcoin:27.1', ip: '172.20.0.2', port: '8332', protocol: 'RPC', uptime: '2h 15m', health: 'healthy' },
         { name: 'BlindBit Oracle', status: 'running', image: 'blindbit/oracle:latest', ip: '172.20.0.3', port: '8000', protocol: 'HTTP', uptime: '2h 10m', health: 'healthy' },
-        { name: 'SDK Relay', status: 'running', image: 'sdk_relay:ext', ip: '172.20.0.4', port: '8090', protocol: 'WebSocket', uptime: '2h 5m', health: 'healthy' },
-        { name: 'SDK Signer', status: 'running', image: 'sdk_signer:ext', ip: '172.20.0.5', port: '9090', protocol: 'WebSocket', uptime: '2h 0m', health: 'healthy' },
-        { name: 'SDK Storage', status: 'running', image: 'sdk_storage:ext', ip: '172.20.0.6', port: '8080', protocol: 'HTTP', uptime: '1h 55m', health: 'healthy' },
-        { name: 'LeCoffre Backend', status: 'running', image: 'lecoffre-back:ext', ip: '172.20.0.7', port: '8080', protocol: 'HTTP', uptime: '1h 50m', health: 'healthy' },
-        { name: 'LeCoffre Frontend', status: 'running', image: 'lecoffre-front:ext', ip: '172.20.0.8', port: '3000', protocol: 'HTTP', uptime: '1h 45m', health: 'healthy' },
-        { name: 'IHM Client', status: 'running', image: 'ihm_client:ext', ip: '172.20.0.9', port: '3001', protocol: 'HTTP', uptime: '1h 40m', health: 'healthy' },
+        { name: 'SDK Relay', status: 'running', image: 'sdk_relay:int-dev', ip: '172.20.0.4', port: '8090', protocol: 'WebSocket', uptime: '2h 5m', health: 'healthy' },
+        { name: 'SDK Signer', status: 'running', image: 'sdk_signer:int-dev', ip: '172.20.0.5', port: '9090', protocol: 'WebSocket', uptime: '2h 0m', health: 'healthy' },
+        { name: 'SDK Storage', status: 'running', image: 'sdk_storage:int-dev', ip: '172.20.0.6', port: '8080', protocol: 'HTTP', uptime: '1h 55m', health: 'healthy' },
+        { name: 'LeCoffre Backend', status: 'running', image: 'lecoffre-back:int-dev', ip: '172.20.0.7', port: '8080', protocol: 'HTTP', uptime: '1h 50m', health: 'healthy' },
+        { name: 'LeCoffre Frontend', status: 'running', image: 'lecoffre-front:int-dev', ip: '172.20.0.8', port: '3000', protocol: 'HTTP', uptime: '1h 45m', health: 'healthy' },
+        { name: 'IHM Client', status: 'running', image: 'ihm_client:int-dev', ip: '172.20.0.9', port: '3001', protocol: 'HTTP', uptime: '1h 40m', health: 'healthy' },
         { name: 'Tor Proxy', status: 'running', image: 'btcpayserver/tor:0.4.8.10', ip: '172.20.0.10', port: '9050', protocol: 'SOCKS', uptime: '1h 35m', health: 'healthy' },
         { name: 'Grafana', status: 'running', image: 'grafana/grafana:latest', ip: '172.20.0.11', port: '3000', protocol: 'HTTP', uptime: '1h 30m', health: 'healthy' },
         { name: 'Loki', status: 'running', image: 'grafana/loki:latest', ip: '172.20.0.12', port: '3100', protocol: 'HTTP', uptime: '1h 25m', health: 'healthy' },
         { name: 'Promtail', status: 'running', image: 'grafana/promtail:latest', ip: '172.20.0.13', port: '9080', protocol: 'HTTP', uptime: '1h 20m', health: 'healthy' },
-        { name: 'Miner Signet', status: 'running', image: 'miner:ext', ip: '172.20.0.14', port: null, protocol: 'Bitcoin', uptime: '1h 15m', health: 'healthy' }
+        { name: 'Miner Signet', status: 'running', image: 'miner:int-dev', ip: '172.20.0.14', port: null, protocol: 'Bitcoin', uptime: '1h 15m', health: 'healthy' }
     ];
 
     const external = [