[WIP] Automate related schema changes

.github/workflows/validate_schemas.yaml

@@ -0,0 +1,29 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - "*"
+    tags:
+      - "*"
+  pull_request:
+
+jobs:
+  validate_schemas:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@master
+    - name: Set up Python 3.8
+      uses: actions/setup-python@v1
+      with:
+        python-version: 3.8
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip setuptools wheel
+        pip install -r tests/test_requirements.txt
+        pip list
+
+    - name: Test with pytest
+      run: |
+        python -m pytest tests