init

frontend/Dockerfile

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+# ---- Stage 1: Dependencies ----
+FROM node:20-alpine AS deps
+
+WORKDIR /app
+COPY package.json package-lock.json* ./
+RUN npm ci
+
+# ---- Stage 2: Build ----
+FROM node:20-alpine AS builder
+
+WORKDIR /app
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+
+ENV NEXT_TELEMETRY_DISABLED=1
+RUN npm run build
+
+# ---- Stage 3: Production ----
+FROM node:20-alpine AS production
+
+RUN apk add --no-cache dumb-init
+
+ENV NODE_ENV=production
+ENV NEXT_TELEMETRY_DISABLED=1
+WORKDIR /app
+
+RUN addgroup -S appgroup && adduser -S appuser -G appgroup
+
+COPY --from=builder /app/public ./public
+COPY --from=builder --chown=appuser:appgroup /app/.next/standalone ./
+COPY --from=builder --chown=appuser:appgroup /app/.next/static ./.next/static
+
+USER appuser
+
+EXPOSE 3000
+ENV PORT=3000
+ENV HOSTNAME="0.0.0.0"
+
+ENTRYPOINT ["dumb-init", "--"]
+CMD ["node", "server.js"]