Add github workflow for linting wscripts

.github/workflows/lint.yml:
Add github workflow for linting wscripts using findutils and flake8.

.github/workflows/lint.yml

@@ -0,0 +1,22 @@
+---
+
+name: Test files
+
+on:
+  push:
+    branches: [master, develop]
+  pull_request:
+    branches: [master, develop]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Install dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install flake8
+      - name: Lint with flake8
+        run: flake8