add CI

Author: vmaerten

.github/workflows/lint.yml

@@ -56,3 +56,19 @@ jobs:
         with:
           script: |
             core.setFailed('website/versioned_docs has changed. Instead you need to update the docs in the website/docs folder.')
+  check_schema:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Get changed files in the docs folder
+        id: changed-files-specific
+        uses: tj-actions/changed-files@v46
+        with:
+          files: |
+            website/static/schema.json
+            website/static/schema-taskrc.json
+      - uses: actions/github-script@v7
+        if: steps.changed-files-specific.outputs.any_changed == 'true'
+        with:
+          script: |
+            core.setFailed('schema.json or schema-taskrc.json has changed. Instead you need to update next-schema.json or next-schema-taskrc.json.')