chore(ruff): apply formatting and integrate into CI

.github/workflows/ci_linting.yml

@@ -74,20 +74,23 @@ jobs:
         run: |
           ./codebuild/bin/run_kwstyle.sh
           ./codebuild/bin/cpp_style_comment_linter.sh
-  pepeight:
+  ruff:
     runs-on: ubuntu-latest
     steps:
       - name: checkout
         uses: actions/checkout@v4
-      - name: Run autopep8
-        id: autopep8
-        uses: peter-evans/autopep8@v2
-        with:
-          args: --diff --exit-code .
+      - name: Set up uv
+        uses: astral-sh/setup-uv@v5
+      - name: Install Ruff
+        run: uv pip install ruff
+      - name: Run Ruff formatting check
+        id: ruff_format
+        run: ruff format --check .
+        continue-on-error: true
       - name: Check exit code
-        if: steps.autopep8.outputs.exit-code != 0
+        if: steps.ruff_format.outcome == 'failure'
         run: |
-            echo "Run 'autopep8 --in-place .' to fix"
+            echo "Run 'ruff format .' to fix formatting issues"
             exit 1
   clang-format:
     runs-on: ubuntu-latest