Dockerfile.prod

FROM oven/bun:1.2.2 AS bun
FROM rust:1.84.1-slim-bookworm AS rust
FROM debian:bookworm-slim AS debian

# =======================================

FROM debian AS start

COPY .env ./
# Change the value of PUBLIC_DOMAIN to 0.0.0.0 if left set to localhost.
RUN sed -i 's/PUBLIC_DOMAIN = localhost/PUBLIC_DOMAIN = 0.0.0.0/g' ./.env

# =======================================

FROM bun AS frontend

# --- Install /frontend.
WORKDIR /frontend

COPY ./frontend ./
COPY --from=start .env ./

RUN bun install --frozen-lockfile --ignore-scripts
RUN bun run build

# --- Install /backend/geometry-computer.
WORKDIR /backend/geometry-computer

COPY ./backend/geometry-computer/package.json ./
COPY ./backend/geometry-computer/bun.lockb ./

RUN bun install --frozen-lockfile

COPY ./backend/geometry-computer ./

# =======================================

FROM rust AS backend

RUN --mount=type=cache,target=/var/cache/apt \
    apt-get update && \
    apt-get install -y build-essential \
    cmake \
    nasm \
    pkg-config \
    libclang-dev \
    libopenslide-dev \
    libssl-dev

COPY --from=start .env ./

WORKDIR /databases
COPY ./databases ./

WORKDIR /backend
COPY ./backend ./
RUN cargo build --release

# =======================================

FROM debian AS final

COPY --from=start .env ./app/.env
COPY --from=frontend /usr/local/bin/bun /usr/local/bin/bun
COPY --from=frontend /usr/local/bin/bunx /usr/local/bin/bunx
COPY --from=backend /usr/lib/x86_64-linux-gnu/ /usr/lib/x86_64-linux-gnu/

# ---
WORKDIR /app/frontend
# Copy node_modules and .svelte-kit from the frontend build.
COPY --from=frontend /frontend/node_modules ./node_modules
COPY --from=frontend /frontend/.svelte-kit ./.svelte-kit
# Copy frontend source files.
COPY ./frontend ./

# ---
WORKDIR /app/backend/geometry-computer
COPY --from=frontend /backend/geometry-computer ./

# ---
WORKDIR /app/databases
COPY --from=backend /databases ./

# ---
WORKDIR /app/backend
COPY --from=backend /backend/target/release/rendering_engine ./

# ---
WORKDIR /app

EXPOSE 3000
EXPOSE 4000

CMD /bin/bash -c "cd backend && ./rendering_engine & cd frontend && bun preview -- --host"