ci: use uv to generate pip requirements file

.github/workflows/tests.yml

@@ -33,9 +33,15 @@ jobs:
                   python-version: ${{ matrix.python-version }}
                   cache: "pip"
 
+            - name: Install uv
+              run: curl -LsSf https://astral.sh/uv/install.sh | sh
+
+            - name: Generate pip lock file
+              run: uv pip compile pyproject.toml -o requirements.txt
+
             - name: Install Python dependencies
               run: |
-                  pip install -r uv.lock
+                  pip install -r requirements.txt
 
             - name: Run pytest
               run: pytest