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Dockerfile — 1. Node.js API (Express / Fastify)

Фрагмент из «Dockerfile»: 1. Node.js API (Express / Fastify).

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Dockerfile main.dockerfile
# --- Стадия 1 — установка зависимостей ---
FROM node:20-alpine AS deps
WORKDIR /app
COPY package.json package-lock.json ./
RUN npm ci --omit=dev

# --- Стадия 2 — финальный образ ---
FROM node:20-alpine AS runner
WORKDIR /app

ENV NODE_ENV=production

COPY --from=deps /app/node_modules ./node_modules
COPY package.json ./
COPY src ./src

RUN addgroup -S app && adduser -S app -G app
USER app

EXPOSE 3000

HEALTHCHECK --interval=30s --timeout=5s --retries=3 \
  CMD wget -qO- http://localhost:3000/health || exit 1

CMD ["node", "src/server.js"]
# --- Стадия 1 — установка зависимостей ---
FROM node:20-alpine AS deps
WORKDIR /app
COPY package.json package-lock.json ./
RUN npm ci --omit=dev

# --- Стадия 2 — финальный образ ---
FROM node:20-alpine AS runner
WORKDIR /app

ENV NODE_ENV=production

COPY --from=deps /app/node_modules ./node_modules
COPY package.json ./
COPY src ./src

RUN addgroup -S app && adduser -S app -G app
USER app

EXPOSE 3000

HEALTHCHECK --interval=30s --timeout=5s --retries=3 \
  CMD wget -qO- http://localhost:3000/health || exit 1

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