Dockerfile

# syntax=docker.io/docker/dockerfile:1
FROM oven/bun:1 AS base

# Add build-time arguments
ARG NEXT_PUBLIC_DOMAIN_BACKEND
ARG NEXT_PUBLIC_PROJECT_ID

# Set them as environment variables for later stages
ENV NEXT_PUBLIC_DOMAIN_BACKEND=${NEXT_PUBLIC_DOMAIN_BACKEND}
ENV NEXT_PUBLIC_PROJECT_ID=${NEXT_PUBLIC_PROJECT_ID}

# Install dependencies only when needed
FROM base AS deps
# Install necessary dependencies for Debian-based image
RUN apt-get update && apt-get install -y --no-install-recommends \
    ca-certificates \
    libc6 \
    && rm -rf /var/lib/apt/lists/*
WORKDIR /app

# Install dependencies based on the preferred package manager
COPY package.json yarn.lock* package-lock.json* pnpm-lock.yaml* bun.lock* .npmrc* ./
# Configure bun for GitHub Packages authentication

RUN \
  if [ -f yarn.lock ]; then yarn --frozen-lockfile; \
  elif [ -f package-lock.json ]; then npm ci; \
  elif [ -f pnpm-lock.yaml ]; then corepack enable pnpm && pnpm i --frozen-lockfile; \
  elif [ -f bun.lock ]; then bun i --frozen-lockfile; \
  else echo "Lockfile not found." && exit 1; \
  fi


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

# Next.js collects completely anonymous telemetry data about general usage.
# Learn more here: https://nextjs.org/telemetry
# Uncomment the following line in case you want to disable telemetry during the build.
# ENV NEXT_TELEMETRY_DISABLED=1

RUN \
  if [ -f yarn.lock ]; then yarn run build; \
  elif [ -f package-lock.json ]; then npm run build; \
  elif [ -f pnpm-lock.yaml ]; then corepack enable pnpm && pnpm run build; \
  elif [ -f bun.lock ]; then bun run build; \
  else echo "Lockfile not found." && exit 1; \
  fi

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

ENV NODE_ENV=production
# Uncomment the following line in case you want to disable telemetry during runtime.
# ENV NEXT_TELEMETRY_DISABLED=1

RUN groupadd --system --gid 1001 nodejs
RUN useradd --system --uid 1001 nextjs

COPY --from=builder /app/public ./public

# Copy Next.js build output
COPY --from=builder --chown=nextjs:nodejs /app/.next ./.next

# Copy package files and node_modules for runtime
COPY --from=builder --chown=nextjs:nodejs /app/package.json ./package.json
COPY --from=deps --chown=nextjs:nodejs /app/node_modules ./node_modules

# Copy source files needed at runtime (workers, configs, etc.)
COPY --from=builder --chown=nextjs:nodejs /app/src ./src
COPY --from=builder --chown=nextjs:nodejs /app/next.config.ts ./next.config.ts
COPY --from=builder --chown=nextjs:nodejs /app/tsconfig.json ./tsconfig.json

USER nextjs

EXPOSE 3000

ENV PORT=3000

# Use Bun to run Next.js in production mode
ENV NODE_ENV=production
ENV HOSTNAME="0.0.0.0"
CMD ["bun", "run", "start"]