sto-k-odnomu/backend/Dockerfile

FROM node:20-alpine AS builder
WORKDIR /app
RUN npm install -g npm@11.7.0
COPY package.json ./
COPY prisma ./prisma/
COPY prisma.config.ts ./
RUN npm install
COPY . .
RUN npx prisma generate
RUN npm run build

FROM node:20-alpine
WORKDIR /app
RUN npm install -g npm@11.7.0
COPY package.json ./
COPY prisma ./prisma/
COPY prisma.config.ts ./
COPY tsconfig.json ./
RUN npm install --production && \
    npm install --save-dev ts-node typescript @types/node && \
    npm cache clean --force
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 'Pushing database schema...' 1>&2 && npx prisma db push --accept-data-loss 2>&1 && echo '=== DATABASE SCHEMA APPLIED ===' 1>&2 && echo 'Starting Node.js application...' 1>&2 && exec node --no-warnings dist/src/main.js 2>&1"