fix(helm): Cogstack-ce fix recursive helm dependencies

Author: alhendrickson

.github/workflows/kubernetes-charts-build.yaml

@@ -110,17 +110,19 @@ jobs:
           fi
           echo "chart_version=$CHART_VERSION" >> "$GITHUB_OUTPUT"
 
-      - name: Recursive dependency update (all charts)
+      - name: Recursive dependency update (all charts, including nested)
         working-directory: .
         run: |
           # Run twice so nested subcharts (like cogstack-jupyterhub -> jupyterhub) are fully updated
           for _ in 1 2; do
-            for chart in deployment/kubernetes/charts/*/; do
-              if [[ -f "${chart}Chart.yaml" ]] && grep -q "^dependencies:" "${chart}Chart.yaml" 2>/dev/null; then
-                echo "Updating dependencies for $chart"
-                helm dependency update "$chart"
+            # Find every Chart.yaml under deployment/kubernetes/charts and run helm dependency update in its directory
+            while IFS= read -r chartfile; do
+              chart_dir="$(dirname "$chartfile")"
+              if grep -q "^dependencies:" "$chartfile" 2>/dev/null; then
+                echo "Updating dependencies for $chart_dir"
+                helm dependency update "$chart_dir"
               fi
-            done
+            done < <(find deployment/kubernetes/charts -type f -name Chart.yaml)
           done
 
       - name: Package Helm Charts