Draft of GitHub Action for linting

.github/workflows/linter.yml

@@ -0,0 +1,19 @@
+name: flake8 linter
+
+on: [push, pull_request]
+
+jobs:
+  flake8:
+    runs-on: ubuntu-latest
+    steps:
+        - uses: actions/checkout@v3
+        - name: Set up Python
+          uses: actions/setup-python@v4
+          with:
+            python-version: '3.9.7'
+
+        - name: Install dependencies and run flake8
+          run: |
+            python -m pip install --upgrade pip
+            python -m pip install flake8
+            flake8