ci: linux-only (ubuntu, py311/py312) — drop windows

Author: CoderDeltaLAN

.github/workflows/ci.yml

@@ -15,22 +15,19 @@ concurrency:
 jobs:
   python:
     if: ${{ (github.event_name == 'push' && startsWith(github.ref,'refs/heads/main')) || (github.event_name == 'pull_request' && github.event.pull_request.draft == false && contains(github.event.pull_request.labels.*.name,'ready')) }}
+    runs-on: ubuntu-latest
     strategy:
+      fail-fast: false
       matrix:
-        os: [ubuntu-latest, windows-latest]
         python-version: ['3.11','3.12']
-    runs-on: ${{ matrix.os }}
-    env:
-      PYTHONPATH: src
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
-          python-version: ${{ matrix['python-version'] }}
-      - uses: abatilo/actions-poetry@v3
-      - run: poetry install --no-interaction
-      - run: poetry run ruff check .
-      - run: poetry run ruff format --check .
-      - run: poetry run black --check .
-      - run: PYTHONPATH=src poetry run pytest -q
-      - run: poetry run mypy .
+          python-version: ${{ matrix.python-version }}
+      - run: python -m pip install -U pip
+      - run: pip install ruff black pytest mypy
+      - run: ruff check .
+      - run: black --check .
+      - run: pytest -q
+      - run: mypy .