FROM node:18-alpine AS builder
WORKDIR /app
COPY package*.json ./
COPY prisma ./prisma/
RUN npm ci
COPY . .
RUN npx prisma generate
RUN npm run build

FROM node:18-alpine
WORKDIR /app
COPY package*.json ./
COPY prisma ./prisma/
RUN npm ci --production
COPY --from=builder /app/dist ./dist
COPY --from=builder /app/node_modules/.prisma ./node_modules/.prisma
EXPOSE 3000

# Используем shell для лучшего логирования ошибок
# Отключаем буферизацию для Node.js чтобы логи сразу видны
ENV NODE_ENV=production
ENV NODE_NO_WARNINGS=1

# Healthcheck для Docker
HEALTHCHECK --interval=30s --timeout=3s --start-period=40s --retries=3 \
  CMD node -e "require('http').get('http://localhost:3000/health/live', (r) => {process.exit(r.statusCode === 200 ? 0 : 1)})"

# Явно выводим логи в stdout/stderr без буферизации
# Используем unbuffered mode для Python-style вывода (если доступно)
CMD sh -c "echo '========================================' 1>&2 && echo '=== DOCKER CMD STARTED ===' 1>&2 && echo '========================================' 1>&2 && echo 'Running migrations...' 1>&2 && npx prisma migrate deploy 2>&1 && echo '=== MIGRATIONS COMPLETED ===' 1>&2 && echo 'Starting Node.js application...' 1>&2 && exec node --no-warnings dist/main 2>&1"