Merge pull request #7 from hyperfinitism/ci/add-pip-upgrade-line

CI(ruff): Enable pip cache and add upgrading pip before installing ruff

Author: hyperfinitism

.github/workflows/ruff.yml

@@ -28,7 +28,10 @@ jobs:
       - uses: actions/setup-python@v6
         with:
           python-version: "3.14"
-      - run: pip install ruff
+          cache: "pip"
+      - run: |
+          python -m pip install --upgrade pip
+          pip install ruff
       - name: Lint (ruff check)
         run: ruff check
       - name: Format (ruff format --check)