# ============================================
# WeLe Agentic AI — production image
#
# Node service only. The voice service is deliberately NOT in this image: it
# needs a CUDA GPU and several GB of RAM, and the target host has neither.
# See DEPLOY.md.
# ============================================

FROM node:20-alpine AS deps
WORKDIR /app
COPY package*.json ./
# `npm ci` builds exactly the lockfile, so a deploy can never silently pick up
# a different dependency tree than the one that was tested.
RUN npm ci --omit=dev

FROM node:20-alpine
WORKDIR /app

# Run unprivileged. The base image already ships a `node` user.
ENV NODE_ENV=production \
    PORT=4000

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

# Generated reports are written here. Owned by `node` so the unprivileged
# process can write, and a volume is mounted over it in compose so files
# survive a rebuild.
RUN mkdir -p /app/storage/artifacts && chown -R node:node /app/storage

USER node
EXPOSE 4000

# Compose owns restart policy; this is the in-container liveness signal.
HEALTHCHECK --interval=30s --timeout=5s --start-period=20s --retries=3 \
  CMD node -e "fetch('http://127.0.0.1:'+(process.env.PORT||4000)+'/health').then(r=>process.exit(r.ok?0:1)).catch(()=>process.exit(1))"

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