refactor: update Dockerfile for Next.js 16 compatibility and optimize build process

dockerfile

@@ -1,122 +1,48 @@
-# =============================================================================
+# Dockerfile for Next.js 14 - Optimized for Production
-# Dockerfile for Next.js 16 - Production Optimized for Coolify
-# =============================================================================
-# Multi-stage build for minimal image size and maximum performance
-# Compatible with: Coolify, Docker Compose, Kubernetes
-# Node Version: 20 LTS (Alpine)
-# Package Manager: npm (native to project)
-# =============================================================================
 
-# -----------------------------------------------------------------------------
+# Use the official Node.js image with Alpine Linux for a smaller footprint
-# Stage 1: Dependencies (deps)
+FROM node:22-alpine AS base
-# Install only production dependencies with locked versions
-# -----------------------------------------------------------------------------
-FROM node:20-alpine AS deps
-
-# Install system dependencies required by Node.js native modules
-RUN apk add --no-cache libc6-compat
 
+# Set the working directory in the container
 WORKDIR /app
 
-# Copy package files for dependency installation
+# Copy package.json and package-lock.json (or yarn.lock)
-COPY package.json package-lock.json ./
+COPY package*.json ./
 
-# Install dependencies with npm ci (clean install from lock file)
+# Install dependencies - leveraging Docker cache
-# This ensures reproducible builds and faster installs
+RUN npm i --force 
-RUN npm ci --only=production --ignore-scripts && \
-    npm cache clean --force
 
-# -----------------------------------------------------------------------------
+# Copy the rest of the application code
-# Stage 2: Builder (builder)
-# Build the Next.js application with all dev dependencies
-# -----------------------------------------------------------------------------
-FROM node:20-alpine AS builder
-
-# Install system dependencies for Prisma and build tools
-RUN apk add --no-cache \
-    libc6-compat \
-    openssl
-
-WORKDIR /app
-
-# Copy package files
-COPY package.json package-lock.json ./
-
-# Install ALL dependencies (including devDependencies for build)
-RUN npm ci --ignore-scripts && \
-    npm cache clean --force
-
-# Copy application source
 COPY . .
 
-# Set build-time environment variables
+# Build the Next.js application
-ENV NEXT_TELEMETRY_DISABLED=1
-ENV NODE_ENV=production
-
-# Generate Prisma Client
-RUN npx prisma generate
-
-# Build Next.js application with standalone output
-# This creates a minimal server bundle in .next/standalone
 RUN npm run build
 
-# -----------------------------------------------------------------------------
+# Stage 2: Production image - smaller and leaner
-# Stage 3: Runner (production)
+FROM node:22-alpine AS runner
-# Minimal runtime image with only necessary files
-# -----------------------------------------------------------------------------
-FROM node:20-alpine AS runner
-
-# Install runtime dependencies
-RUN apk add --no-cache \
-    libc6-compat \
-    openssl \
-    wget \
-    dumb-init && \
-    rm -rf /var/cache/apk/*
 
+# Set the working directory
 WORKDIR /app
 
-# Set production environment variables
+# Set environment variables
-ENV NODE_ENV=production
+ENV NODE_ENV $NODE_ENV
-ENV NEXT_TELEMETRY_DISABLED=1
+ENV NEXT_TELEMETRY_DISABLED 1 
-ENV PORT=3000
-ENV HOSTNAME=0.0.0.0
 
-# Create non-root user for security
+# Add a non-root user for security
-RUN addgroup --system --gid 1001 nodejs && \
+RUN addgroup -g 1001 -S nodejs
-    adduser --system --uid 1001 nextjs
+RUN adduser -S nextjs -u 1001
 
-# Copy Prisma runtime files
+# Copy only the necessary files from the builder stage
-COPY --from=builder --chown=nextjs:nodejs /app/node_modules/.prisma ./node_modules/.prisma
+COPY --from=base /app/next.config.js ./
-COPY --from=builder --chown=nextjs:nodejs /app/node_modules/@prisma ./node_modules/@prisma
+COPY --from=base /app/public ./public
+COPY --from=base --chown=nextjs:nodejs /app/.next/standalone ./
+COPY --from=base --chown=nextjs:nodejs /app/.next/static ./.next/static
 
-# Copy standalone Next.js server
+# Change ownership of all copied files to the non-root user
-COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
-
-# Copy static files
-COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
-
-# Copy public directory
-COPY --from=builder --chown=nextjs:nodejs /app/public ./public
-
-# Copy Prisma schema for runtime (if needed)
-COPY --from=builder --chown=nextjs:nodejs /app/prisma ./prisma
-
-# Copy scripts directory for seed and admin tools
-COPY --from=builder --chown=nextjs:nodejs /app/scripts ./scripts
-
-# Switch to non-root user
 USER nextjs
 
-# Expose application port
+# Expose the port Next.js listens on
 EXPOSE 3000
 
-# Health check for container orchestration
+# Command to start the Next.js server in production mode
-HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 \
-    CMD wget --no-verbose --tries=1 --spider http://localhost:3000/api/health || exit 1
-
-# Use dumb-init to handle signals properly
-ENTRYPOINT ["dumb-init", "--"]
-
-# Start the Next.js server
 CMD ["node", "server.js"]