Use uv in CI over pip

Signed-off-by: Bernát Gábor <[email protected]>

.github/workflows/check.yml

@@ -35,8 +35,12 @@ jobs:
         with:
           python-version: "3.12"
       - uses: actions/checkout@v4
+      - name: Install uv
+        run: python -m pip install uv
+      - name: Active uv for global env
+        run: echo "VIRTUAL_ENV=${Python_ROOT_DIR}" >> $GITHUB_ENV
       - name: Install self
-        run: python -m pip install .
+        run: uv pip install tox-uv@.
       - name: setup python for test ${{ matrix.py }}
         uses: actions/setup-python@v5
         with: