INFRA-3209 | Dhruv | add github action for kutegen commit check

.github/workflows/kutegen_submodule_check.yml

@@ -0,0 +1,41 @@
+name: Kutegen submodule check
+
+on:
+  pull_request:
+    branches:
+      - master
+      - main
+permissions:
+  contents: read
+  pull-requests: read
+
+jobs:
+  submodule-check:
+    runs-on: "docker"
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          submodules: recursive
+          token: ${{ secrets.github_token }}
+          fetch-depth: 0
+          fetch-tags: true
+      - name: Submodule update
+        run: git submodule update --init --recursive --depth 0
+      - name: Check submodule
+        run: |
+          cd kutegen
+          git config remote.origin.fetch "+refs/heads/*:refs/remotes/origin/*"
+          git fetch origin main
+          BEHIND=$(git rev-list main ^HEAD --count)
+          AHEAD=$(git rev-list HEAD ^main --count)
+          if [ $AHEAD -gt 2 ]; then
+            echo "Submodule is more than 2 commits ahead of main branch."
+            exit 1
+          elif [ $BEHIND -gt 2 ]; then
+            echo "Submodule is more than 2 commits behind main branch."
+            exit 1
+          else
+            echo "Submodule is within 2 commits of main branch."
+          fi