# Build context must be the repo root. Full tree + .dockerignore (see repo root).
# docker build -f docker/Dockerfile.bot .

FROM oven/bun:alpine AS base
WORKDIR /app

FROM base AS deps

COPY . .
RUN bun install --frozen-lockfile

FROM deps AS build

# Do not inline process.env at build time; binary reads runtime env from the host.
# Do not auto-load dotenv inside the standalone executable.
RUN bun build \
  --compile \
  --env=disable \
  --no-compile-autoload-dotenv \
  --target=bun \
  ./typescript/bot/src/main.ts \
  --outfile /bot

# Runtime: `bun build --compile` links against libstdc++/libgcc; bare alpine:3.21 has neither.
# --- prod: nothing but the binary ---
FROM alpine:3.21 AS prod

RUN apk add --no-cache curl libstdc++ libgcc

COPY --from=build /bot /bot

HEALTHCHECK --interval=15s --timeout=5s \
  CMD curl -sf http://localhost:${PORT:-8080}/.deploy/up || exit 1

CMD ["/bot"]