Rewrite Dockerfile

Dockerfile

@@ -1,38 +1,20 @@
-## syntax=docker/dockerfile:1.7
+FROM node:22-bookworm-slim
 
-# ---- deps ----
-FROM node:latest AS deps
-RUN apt-get update && apt-get install -y --no-install-recommends libc6 openssl ca-certificates \
-  && rm -rf /var/lib/apt/lists/*
 WORKDIR /app
-COPY package.json package-lock.json* ./
+
+COPY package.json package-lock.json ./
+
 RUN npm ci --no-audit --no-fund
 
-# ---- build ----
-FROM node:latest AS builder
-WORKDIR /app
-COPY --from=deps /app/node_modules ./node_modules
 COPY . .
-ENV NEXT_TELEMETRY_DISABLED=1
-RUN npm run build
 
-# ---- runner ----
-FROM node:latest AS runner
-WORKDIR /app
-ENV NODE_ENV=production
 ENV NEXT_TELEMETRY_DISABLED=1
+ENV NODE_ENV=production
 ENV PORT=3000
 ENV HOSTNAME=0.0.0.0
 
-RUN groupadd --system --gid 1001 nodejs \
-  && useradd --system --uid 1001 --gid nodejs nextjs
+RUN npm run build
 
-# Standalone output copies only what's needed at runtime.
-COPY --from=builder /app/public ./public
-COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
-COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
-
-USER nextjs
 EXPOSE 3000
 
-CMD ["node", "server.js"]
+CMD ["npm", "start"]