ci: docker_tag=ext - Migrate to Debian base with minimal packages

Dockerfile

@@ -1,20 +1,26 @@
 # syntax=docker/dockerfile:1.4
 
-FROM node:20-alpine
+FROM debian:bookworm-slim
 WORKDIR /app
 
 # Installation des dépendances minimales nécessaires
-RUN apk update && apk upgrade && apk add --no-cache \
-    git \
-    curl \
-    wget \
-    jq \
-    file \
-    netcat-openbsd \
-    && rm -rf /var/cache/apk/* /tmp/* /var/tmp/*
+RUN apt-get update && apt-get upgrade -y && \
+    apt-get install -y --fix-missing \
+    ca-certificates curl jq git && \
+    rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+
+# Installation de Node.js
+RUN curl -fsSL https://deb.nodesource.com/setup_20.x | bash - && \
+    apt-get install -y nodejs && \
+    rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+
+# Création d'un utilisateur non-root
+RUN useradd -m -u 1000 appuser && \
+    mkdir -p /app && chown -R appuser:appuser /app
 
 # Copy project files
 COPY . .
+RUN chown -R appuser:appuser /app
 
 # Ensure pkg directory exists and has correct permissions
 RUN mkdir -p pkg && chmod -R 755 pkg
@@ -28,15 +34,9 @@ RUN ls -la pkg/ && file pkg/sdk_client_bg.wasm
 # so no compilation is required here.
 
 # Installation des dépendances Node.js
+USER appuser
 RUN npm install
 
-# Copie de la configuration nginx
-COPY nginx.dev.conf /etc/nginx/http.d/default.conf
+EXPOSE 3003
 
-# Script de démarrage
-COPY start-dev.sh /start-dev.sh
-RUN chmod +x /start-dev.sh
-
-EXPOSE 3003 80
-
-CMD ["/start-dev.sh"]
+CMD ["npm", "start"]