FROM oven/bun:1-alpine AS builder

RUN apk add --no-cache python3 make g++ linux-headers

WORKDIR /app

COPY package.json bun.lock ./
RUN bun install --frozen-lockfile

COPY . .
RUN bun --bun run build

# ---- runtime ----
FROM node:22-alpine

WORKDIR /app

COPY --from=builder /app/.output .output
COPY --from=builder /app/node_modules/ws .output/server/node_modules/ws

ENV NODE_ENV=production
EXPOSE 3000

CMD ["node", ".output/server/index.mjs"]