# --- build stage: generate data, bundle the PWA + the live server ---
FROM oven/bun:1 AS build
WORKDIR /app
COPY package.json bun.lock* bun.lockb* ./
RUN bun install
COPY . .
# Quick backtest in image builds: score the shipped config only — the published
# numbers are identical; the hyperparam grid search is a local-dev activity.
ENV BACKTEST_QUICK=1
RUN bun run data:build      # icons + fixtures.json + ratings.json + backtest → public/
RUN bun run build           # tsc -b && vite build → /app/dist
RUN bun run build:server    # esbuild → /app/server/dist/index.js

# --- runtime stage: node 24 (built-in node:sqlite), non-root, serves dist + /ws + /api ---
FROM node:24-slim AS runtime
ENV NODE_ENV=production STATIC_DIR=/app/dist PORT=8787 DATA_DIR=/data
WORKDIR /app/server
COPY server/package.json ./
RUN npm install --omit=dev --no-audit --no-fund
COPY --from=build /app/server/dist ./dist
COPY --from=build /app/dist /app/dist
# SQLite lives on a named volume; create it node-owned so a fresh mount is writable.
RUN mkdir -p /data && chown -R node:node /app /data
USER node
EXPOSE 8787
CMD ["node", "--experimental-sqlite", "dist/index.js"]
