GitHub Actions :Lint Python code with ruff

Author: cclauss

.github/workflows/ci.yml

@@ -7,6 +7,12 @@ on:
   pull_request:
 
 jobs:
+  ruff:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v5
+    - uses: astral-sh/ruff-action@v3
+
   Windows:
     name: 'Windows (${{ matrix.python }})'
     runs-on: 'windows-latest'