Merge pull request #68 from cosmology-tech/update-at-intervals

add update yml

.github/workflows/update.yml

@@ -0,0 +1,36 @@
+name: Submodule Change Check
+
+on:
+  workflow_dispatch:
+
+jobs:
+  check_submodule:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: "true"
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 16.14.0
+          registry-url: https://registry.npmjs.org/
+      - name: Check for submodule changes
+        id: submodule_check
+        run: |
+          # Navigate to the submodule directory
+          cd path/to/submodule
+          # Check if there are any differences between the submodule's HEAD and the commit recorded in the superproject
+          if git diff --exit-code HEAD..origin/main; then
+            echo "Submodule has not changed"
+            echo "CHANGED=false" >> $GITHUB_ENV
+          else
+            echo "Submodule has changed"
+            echo "CHANGED=true" >> $GITHUB_ENV
+          fi
+
+      - name: Run commands if submodule has changed
+        if: env.CHANGED == 'true'
+        run: |
+          echo "Running commands because the submodule has changed"
+          # Place your commands here