adding ruff auto check for pull requests as well as fixing all ruff errors (#1)

Co-authored-by: Kadir <git@k8n.dev>

.github/workflows/ruff.yml

@@ -0,0 +1,39 @@
+name: Run Ruff and Auto-merge
+
+on:
+  pull_request:
+    types: [opened, synchronize, reopened]
+
+jobs:
+  ruff-check:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          # Fetch all history for diffing
+          fetch-depth: 0
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.11' # Or your desired Python version
+
+      - name: Install Ruff
+        run: pip install ruff
+
+      - name: Get changed files
+        id: changed_files
+        run: |
+          # Get a list of changed files between the base and head commits of the PR
+          git diff --name-only --diff-filter=d ${{ github.event.pull_request.base.sha }} ${{ github.event.pull_request.head.sha }} > changed_files.txt
+          # Filter for Python files
+          grep -E '\.py$' changed_files.txt > python_files.txt
+          # Remove newlines and join with spaces
+          echo "files=$(tr '\n' ' ' < python_files.txt)" >> $GITHUB_OUTPUT
+
+      - name: Run Ruff on changed files
+        if: steps.changed_files.outputs.files != ''
+        run: |
+          # The ruff command will only run if there are Python files to check
+          ruff check ${{ steps.changed_files.outputs.files }}