ci.yml

# CI: each command runs in its own step so the Actions UI shows whether a hang is
# uv sync, ruff, or pytest. If a job stalls, expand the last step that printed output.

name: CI

on:
  push:
    branches: [main, master]
  pull_request:

jobs:
  pytest:
    runs-on: ubuntu-latest
    timeout-minutes: 45
    strategy:
      fail-fast: false
      matrix:
        python-version: ["3.11", "3.12", "3.13"]
    steps:
      - uses: actions/checkout@v4

      - uses: astral-sh/setup-uv@v4
        with:
          # Pin to avoid surprise regressions from `latest` during CI installs.
          version: "0.10.9"

      - name: Diagnostics
        run: |
          set -euo pipefail
          uname -a
          echo "matrix python-version=${{ matrix.python-version }}"
          command -v uv
          uv --version
          command -v python3
          python3 --version
          uv python list || true

      - name: Install dependencies (uv sync)
        run: |
          set -euo pipefail
          uv sync --group dev --python ${{ matrix.python-version }} -v

      - name: Ruff lint
        run: |
          set -euo pipefail
          uv run ruff check tests

      - name: Pytest
        run: |
          set -euo pipefail
          uv run pytest -q