FROM ghcr.io/astral-sh/uv:python3.13-bookworm-slim

WORKDIR /app

# 1. Copy dependency files first for layer caching
COPY pyproject.toml uv.lock ./

# 2. Install dependencies
RUN uv sync --frozen --no-dev

# 3. Explicitly copy data.csv first to ensure it exists 
# (This will fail the build if the file is missing locally)
COPY data.csv ./data.csv

# 4. Copy the rest of the source code
COPY . .

# 5. Environment Setup
ENV PYTHONUNBUFFERED=1
# Points to the src folder so Python can find your modules
ENV PYTHONPATH=/app/src
# Points to the file we just baked into the root
ENV DATA_CSV_PATH=/app/data.csv
ENV UV_PROJECT_ENVIRONMENT=/app/.venv
ENV UV_LINK_MODE=copy

EXPOSE 8000

# 6. Run from the root, but point Gunicorn to the app inside src
CMD ["uv", "run", "gunicorn", "--workers", "2", "--bind", "0.0.0.0:8000", "--chdir", "/app/src", "app:app"]