# An example of using standalone Python builds with multistage images.

# First, build the application in the `/app` directory
FROM ghcr.io/astral-sh/uv:bookworm-slim AS builder
ENV UV_COMPILE_BYTECODE=1 UV_LINK_MODE=copy

# Configure the Python directory so it is consistent
ENV UV_PYTHON_INSTALL_DIR=/python

# Only use the managed Python version
ENV UV_PYTHON_PREFERENCE=only-managed

# Install Python before the project for caching
RUN uv python install 3.12

WORKDIR /app
RUN --mount=type=cache,target=/root/.cache/uv \
    --mount=type=bind,source=uv.lock,target=uv.lock \
    --mount=type=bind,source=pyproject.toml,target=pyproject.toml \
    uv sync --frozen --no-install-project --no-dev
ADD . /app
RUN --mount=type=cache,target=/root/.cache/uv \
    uv sync --frozen --no-dev

# Then, use a final image without uv
# FROM debian:bookworm-slim
FROM --platform=$BUILDPLATFORM ubuntu AS build
RUN apt update
RUN apt install -y ca-certificates
# Copy the Python version
COPY --from=builder --chown=python:python /python /python

# Copy the application from the builder
COPY --from=builder --chown=app:app /app/src /app/src
COPY --from=builder --chown=app:app /app/.venv /app/.venv

# Place executables in the environment at the front of the path
ENV PATH="/app/.venv/bin:$PATH"
WORKDIR /app
# Run the FastAPI application by default
CMD ["uvicorn", "--host", "0.0.0.0", "src:app"]

# LABEL ogr.opencontainer.image.url="https://github.com/slashformotion/typst-http-api/pkgs/container/typst-http-api"
# LABEL org.opencontainers.image.licenses="MIT"
