diff --git a/Dockerfile b/Dockerfile
index 3fc4105..532e4e2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,11 +1,11 @@
-# Étape 1 : dépendances
+# Étape 1 : dépendances complètes (dev incluses pour le build)
 FROM node:20-alpine AS deps
 WORKDIR /app
 RUN apk add --no-cache python3 make g++
 COPY package*.json ./
 RUN npm ci
 
-# Étape 2 : build
+# Étape 2 : build Next.js
 FROM node:20-alpine AS builder
 WORKDIR /app
 RUN apk add --no-cache python3 make g++
@@ -20,31 +20,36 @@ FROM node:20-alpine AS runner
 WORKDIR /app
 ENV NODE_ENV=production
 
+# Outils natifs requis pour better-sqlite3
 RUN apk add --no-cache python3 make g++
 
 RUN addgroup --system --gid 1001 nodejs \
  && adduser --system --uid 1001 nextjs
 
+# Installer uniquement les dépendances de production
+# (résout automatiquement toutes les dépendances transitives : effect, dotenv, etc.)
+COPY package*.json ./
+RUN npm ci --omit=dev
+
+# Ajouter le CLI Prisma (devDependency → non installé par --omit=dev)
+COPY --from=builder /app/node_modules/prisma ./node_modules/prisma
+RUN ln -sf /app/node_modules/prisma/build/index.js /app/node_modules/.bin/prisma
+
+# Client Prisma généré (spécifique à la plateforme linux/alpine)
+COPY --from=builder /app/node_modules/.prisma ./node_modules/.prisma
+
+# Artifacts du build Next.js
 COPY --from=builder /app/public ./public
 COPY --from=builder /app/.next/standalone ./
 COPY --from=builder /app/.next/static ./.next/static
+
+# Schema + migrations Prisma
 COPY --from=builder /app/prisma ./prisma
 COPY --from=builder /app/prisma.config.ts ./prisma.config.ts
-# Prisma 7 CLI : le package complet (contient les WASM)
-COPY --from=builder /app/node_modules/prisma ./node_modules/prisma
-# Recréer le symlink .bin/prisma → ../prisma/build/index.js
-# (COPY résoudrait le symlink en fichier physique, cassant __dirname/WASM resolution)
-RUN mkdir -p node_modules/.bin && \
-    ln -sf /app/node_modules/prisma/build/index.js node_modules/.bin/prisma && \
-    chmod +x node_modules/.bin/prisma
-COPY --from=builder /app/node_modules/.prisma ./node_modules/.prisma
-COPY --from=builder /app/node_modules/@prisma ./node_modules/@prisma
-COPY --from=builder /app/node_modules/better-sqlite3 ./node_modules/better-sqlite3
-COPY --from=builder /app/node_modules/@prisma/adapter-better-sqlite3 ./node_modules/@prisma/adapter-better-sqlite3
-COPY --from=builder /app/node_modules/dotenv ./node_modules/dotenv
+
 COPY scripts/start.sh ./start.sh
 
-RUN mkdir -p data && chown -R nextjs:nodejs data .
+RUN mkdir -p data && chown -R nextjs:nodejs data . && chmod +x start.sh
 
 USER nextjs
 EXPOSE 3000