Added PR audit workflow

.github/workflows/pr_audit.yml

@@ -0,0 +1,37 @@
+name: PR Audit
+
+on: [pull_request]
+
+jobs: 
+  lint:
+    runs-on: ubuntu-latest
+
+    steps: 
+      - name: Check code
+        uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.11'
+
+      - name: Install tools
+        run: |
+          pip install flake8 black isort reviewdog
+
+      - name: Run flake8 for linting
+        uses: reviewdog/action-flake8@v3
+        with: 
+          github_token: ${{ secrets.GITHUB_TOKEN}}
+          reporter: github-pr-review
+          level: warning
+          fail_on_error: true
+          filter_mode: diff_context
+
+      - name: Run Black
+        run: black . --check
+
+      - name: Run isort
+        run: isort . --check-only
+
+