fix: CI — use setup-uv python-version and --system flag for uv pip install

Author: fsecada01

.github/workflows/ci.yml

@@ -18,12 +18,11 @@ jobs:
 
       - name: Install uv
         uses: astral-sh/setup-uv@v3
-
-      - name: Set up Python ${{ matrix.python-version }}
-        run: uv python install ${{ matrix.python-version }}
+        with:
+          python-version: ${{ matrix.python-version }}
 
       - name: Install dependencies
-        run: uv pip install -e ".[dev]"
+        run: uv pip install --system -e ".[dev]"
 
       - name: Install Playwright browsers
         run: playwright install chromium --with-deps