# Multi-stage Dockerfile for Next.js CMS
# Stage 1: Build
FROM node:20-alpine AS builder

WORKDIR /app

# Copy package files
COPY package.json pnpm-lock.yaml ./

# Install dependencies
RUN npm install -g pnpm && pnpm install --frozen-lockfile

# Copy source code
COPY . .

ARG DATABASE_URL="postgresql://dummy:dummy@localhost:5432/dummy"
ENV DATABASE_URL=$DATABASE_URL


# Generate Prisma client
RUN pnpm exec prisma generate

# Build Next.js application
RUN npm run build

# Stage 2: Production Runtime
FROM node:20-alpine

WORKDIR /app

# Install dumb-init for proper signal handling
RUN apk add --no-cache dumb-init

# Copy from builder: node_modules and .next build output
COPY --from=builder /app/node_modules ./node_modules
COPY --from=builder /app/.next ./.next
COPY --from=builder /app/public ./public
COPY --from=builder /app/package.json ./package.json

# Set production environment
ENV NODE_ENV=production

# Expose port 3000
EXPOSE 3000

# Use dumb-init to handle signals properly
ENTRYPOINT ["dumb-init", "--"]

# Start Next.js production server
CMD ["npm", "run", "start"]