feat: add workflow to check version consistency

.github/workflows/assert_version.yml

@@ -0,0 +1,60 @@
+name: Assert version is the same across schema
+
+on:
+  push:
+    branches: master
+  pull_request:
+    branches: master
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout Repository
+      uses: actions/checkout@v3
+
+    - name: Set up Python
+      uses: actions/setup-python@v4
+      with:
+        python-version: 3.8
+
+    - name: Install dependencies
+      run: |
+        pip install json
+        pip install re
+
+    - uses: jannekem/run-python-script-action@v1
+      id: script
+      with:
+        fail-on-error: true
+        script: |
+          import json
+          import re
+          with open('schema.json', 'r') as f:
+            schema = json.load(f)
+          pattern = r'v\d+.\d+.\d+'
+          homepage = schema['homepage']
+          version = schema['version']
+          def check(obj, parents=''):
+            errors = []
+            if isinstance(obj, str):
+                if homepage in obj:
+                    tmp = re.search(pattern, obj)
+                    if tmp and tmp[0] != version:
+                        errors += [(parents, tmp[0])]
+            elif isinstance(obj, list):
+                for idx, k in enumerate(obj):
+                    errors += check(k, parents=parents + f'[{str(idx)}]' if parents else f'[{str(idx)}]')
+            elif isinstance(obj, dict):
+                for k in obj:
+                    errors += check(obj[k], parents=parents + '.' + k if parents else k)
+            return errors
+
+          errors = check(schema)
+          if errors:
+              message = f"Errors are mismatched within the schema, expected version {version} but:"
+              for e in errors:
+                  message += f'\n- {e[0]} has version {e[1]}'
+              raise ReferenceError(message)
+