ci: Add helm chart test (#446)

.github/workflows/helm-checks.yml

@@ -0,0 +1,26 @@
+name: Helm Config Check
+
+on:
+  push:
+    branches: [ main ]
+    paths:
+      - 'helm/**'
+  pull_request:
+    branches: [ main ]
+    paths:
+      - 'helm/**'
+
+jobs:
+  helm-config-check:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Helm
+        uses: azure/setup-helm@v3
+
+      - name: Lint Helm Chart
+        run: |
+          helm lint ./helm