# syntax=docker/dockerfile:1

# Build stage
FROM node:20-alpine AS builder

WORKDIR /app

# Copy dependency files
COPY package.json package-lock.json* ./
COPY prisma ./prisma

# Install dependencies (including dev deps for build)
RUN npm ci

# Copy source code
COPY . .

# Build Next.js app (standalone output)
RUN npx prisma generate
RUN npm run build

# --- Production stage ---
FROM node:20-alpine AS runner

WORKDIR /app

ENV NODE_ENV=production
ENV PORT=3000

# Create non-root user for security
RUN addgroup -g 1001 -S nodejs && \
    adduser -S nextjs -u 1001

# Copy standalone output from builder
COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
COPY --from=builder --chown=nextjs:nodejs /app/prisma ./prisma
COPY --from=builder --chown=nextjs:nodejs /app/package.json ./package.json

# Generate Prisma client for production runtime
RUN npm install prisma --save-dev && npx prisma generate

# Ensure DB directory exists and is writable
RUN mkdir -p /app/prisma && chown -R nextjs:nodejs /app/prisma

USER nextjs

EXPOSE 3000

CMD ["node", "server.js"]