Container

# Use the official Node.js runtime as base image
FROM node:20-alpine AS base

# Install dependencies only when needed
FROM base AS deps
RUN apk add --no-cache libc6-compat
WORKDIR /app

# Install dependencies based on the preferred package manager
COPY package.json pnpm-lock.yaml* ./
COPY source.config.ts ./
COPY src/content ./src/content
RUN corepack enable pnpm && pnpm i --frozen-lockfile

# Rebuild the source code only when needed
FROM base AS builder
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .

# Build the application
RUN corepack enable pnpm && pnpm run build

# Production image, copy all the files and run next
FROM base AS runner
WORKDIR /app

ENV NODE_ENV production

RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nextjs

# Copy the built application
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

ENV PORT 3000
ENV HOSTNAME "0.0.0.0"

# Start the application
CMD ["node", "server.js"]

import type { NextConfig } from "next";

const nextConfig: NextConfig = {
  output: "standalone",
};

export default nextConfig;

# Build the Docker image
docker build -t nextdevkit:latest .

# Run the container locally
docker run -p 3000:3000 --env-file .env nextdevkit:latest