Switch to uv

.github/workflows/lint.yaml

@@ -13,22 +13,15 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.9", "3.11"]
+        python-version: ["3.13"]
     steps:
       - uses: actions/checkout@v5
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
-      - name: Install Poetry
-        uses: snok/install-poetry@v1
-        with:
-          virtualenvs-create: true
-          virtualenvs-in-project: true
-      - name: Install dependencies
-        run: |
-          poetry install --no-interaction --no-root
+      - name: Install uv
+        uses: astral-sh/setup-uv@v6
       - name: Lint with ruff
         run: |
-          source $VENV
           make lint