Add flake8 config and GitHub Actions workflow for linting

Author: fahdalkhulaifi

.flake8

@@ -0,0 +1,3 @@
+[flake8]
+max-line-length = 88
+exclude = .venv,venv,build,dist,*.egg-info,__pycache__

.github/workflows/lint.yml

@@ -0,0 +1,24 @@
+name: Python Linter
+
+on: [push, pull_request]
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.10'
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install flake8
+
+      - name: Run flake8
+        run: |
+          flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
+          flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics