# ---- Build stage ----
FROM node:22-slim AS builder

WORKDIR /app

# Native module build tools (better-sqlite3, bcrypt)
RUN apt-get update && apt-get install -y --no-install-recommends \
    python3 make g++ \
    && rm -rf /var/lib/apt/lists/*

COPY package*.json ./
RUN npm ci

COPY . .
RUN npm run build && npm prune --production

# ---- Production stage ----
FROM node:22-slim AS runner

WORKDIR /app

COPY --from=builder /app/build ./build
COPY --from=builder /app/node_modules ./node_modules
COPY package.json ./

# Directories that will be bind-mounted at runtime
RUN mkdir -p /data /games/public /games/private

EXPOSE 3000

ENV NODE_ENV=production \
    GAMES_PATH=/games \
    DB_PATH=/data/game-grid.db

CMD ["node", "build/index.js"]