# ── Stage 1: install all dependencies ─────────────────────────────────────────
FROM node:22.14-alpine AS deps
WORKDIR /app
COPY package.json package-lock.json ./
RUN npm ci

# ── Stage 2: build ─────────────────────────────────────────────────────────────
FROM node:22.14-alpine AS builder
WORKDIR /app
COPY --from=deps /app/node_modules ./node_modules
COPY . .

ENV NEXT_TELEMETRY_DISABLED=1

# Generate Prisma client (reads prisma/schema.prisma + prisma.config.ts)
RUN npx prisma generate

# Build Next.js — produces .next/standalone (set in next.config.mjs)
RUN npm run build

# ── Stage 3: production runner ─────────────────────────────────────────────────
FROM node:22.14-alpine AS runner
WORKDIR /app

ENV NODE_ENV=production
ENV NEXT_TELEMETRY_DISABLED=1
ENV PORT=3000
ENV HOSTNAME=0.0.0.0

# dumb-init: proper PID 1 / signal forwarding
RUN apk add --no-cache dumb-init \
 && addgroup --system --gid 1001 nodejs \
 && adduser  --system --uid 1001 nextjs

# ── Next.js standalone server ──────────────────────────────────────────────────
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/public           ./public

# ── Prisma runtime ─────────────────────────────────────────────────────────────
# Config + schema (read by CLI at container startup for db push)
COPY --from=builder --chown=nextjs:nodejs /app/prisma.config.ts    ./
COPY --from=builder --chown=nextjs:nodejs /app/prisma/schema.prisma ./prisma/

# Generated Prisma client (imported by the compiled Next.js server bundle)
COPY --from=builder --chown=nextjs:nodejs /app/src/generated ./src/generated

# Prisma CLI + its dependencies (devDeps — not bundled into standalone node_modules)
# Source: deps stage (postinstall places .wasm files in .bin/ during npm ci)
COPY --from=deps --chown=nextjs:nodejs /app/node_modules/.bin/prisma                      ./node_modules/.bin/prisma
COPY --from=deps --chown=nextjs:nodejs /app/node_modules/.bin/prisma_schema_build_bg.wasm ./node_modules/.bin/prisma_schema_build_bg.wasm
COPY --from=deps --chown=nextjs:nodejs /app/node_modules/prisma                           ./node_modules/prisma
COPY --from=deps --chown=nextjs:nodejs /app/node_modules/@prisma                          ./node_modules/@prisma
COPY --from=deps --chown=nextjs:nodejs /app/node_modules/@libsql                          ./node_modules/@libsql

# ── Entrypoint ─────────────────────────────────────────────────────────────────
COPY --chown=nextjs:nodejs docker-entrypoint.sh ./
RUN chmod +x /app/docker-entrypoint.sh

USER nextjs
EXPOSE 3000

# dumb-init wraps our entrypoint so SIGTERM is forwarded to node properly
ENTRYPOINT ["/usr/bin/dumb-init", "--", "/app/docker-entrypoint.sh"]