# Multi-stage build для Ordinis Integrator Guide.
# Stage 1: build HTML через @diplodoc/cli (yfm).
# Stage 2: nginx serving static files на /docs/ path.

ARG NODE_IMAGE=repo.nstart.cloud/library/node:20-alpine
ARG NGINX_IMAGE=repo.nstart.cloud/library/nginx:1.27-alpine

# ─── Stage 1: Build HTML ─────────────────────
FROM ${NODE_IMAGE} AS builder
WORKDIR /docs

# Layered cache: package.json + lockfile меняются реже чем content.
COPY package.json pnpm-lock.yaml ./
# npm install pnpm — corepack может hang в CI на integrity check / TTY prompts.
RUN npm install -g --silent pnpm@9.15.4 \
    && pnpm install --frozen-lockfile

# Copy остальное (toc, .yfm, markdown).
COPY .yfm toc.yaml index.md ./
COPY integration ./integration

RUN pnpm build

# ─── Stage 2: nginx ──────────────────────────
FROM ${NGINX_IMAGE}
COPY --from=builder /docs/_dist /usr/share/nginx/html
COPY nginx.conf /etc/nginx/conf.d/default.conf

# Healthcheck для k8s readiness/liveness.
HEALTHCHECK --interval=10s --timeout=3s --start-period=5s --retries=3 \
  CMD wget -q -O - http://localhost:8080/healthz || exit 1

EXPOSE 8080
