Production Build Working

Dockerfile

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+# Stage 1: Base image
+FROM node:22-alpine AS base
+WORKDIR /app
+ENV NEXT_TELEMETRY_DISABLED=1
+ARG NEXT_SERVER_ACTIONS_ENCRYPTION_KEY
+ENV NEXT_SERVER_ACTIONS_ENCRYPTION_KEY=$NEXT_SERVER_ACTIONS_ENCRYPTION_KEY
+
+# Stage 2: Install dependencies
+FROM base AS deps
+# Check if libc6-compat is needed for Alpine
+RUN apk add --no-cache libc6-compat
+COPY package.json package-lock.json ./
+# Clean install exact production and dev dependencies required for the build
+RUN npm ci
+
+# Stage 3: Build the application
+FROM base AS builder
+# Copy node_modules from the deps stage
+COPY --from=deps /app/node_modules ./node_modules
+# Copy all project source code ( Tailwind v4 scans these files )
+COPY . .
+# Execute the production Next.js build
+RUN npm run build
+
+# Stage 4: Production runner
+FROM base AS runner
+ENV NODE_ENV=production
+ENV PORT=3001
+ENV HOSTNAME="0.0.0.0"
+
+# Create a non-root system user for security
+RUN addgroup -g 1001 -S nodejs
+RUN adduser -S nextjs -u 1001
+
+# Copy standalone build assets and public files
+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 3001
+
+CMD ["node", "server.js"]