Update linting scripts to use ruff version installed by uv

.github/workflows/format.yaml

@@ -22,22 +22,22 @@ jobs:
     steps:
       - name: Checkout repo
         uses: actions/checkout@v4
-      
+
       - name: Install uv
         uses: astral-sh/setup-uv@v3
         with:
           version: "latest"
-      
+
       - name: Set up Python
-        run: uv python install 3.10
-      
+        run: uv python install 3.12
+
       - name: Install development dependencies
         run: uv sync --group dev
-      
+
       - name: Ruff formatter
         id: ruff-format
         run: uv run ruff format --diff
-      
+
       - name: Ruff linter (all rules)
         id: ruff-check
-        run: uv run ruff check
+        run: uv run ruff check