awx-local-setup: simplify release workflow and add kustomize validation

.github/workflows/release.yml

@@ -1,33 +1,5 @@
 name: Release
 
-on:
-  push:
-    tags:
-      - 'v*'
-
-jobs:
-  publish:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - name: Create tarball
-        run: |
-          tar -czf awx-local-setup-${{ github.ref_name }}.tar.gz awx-local-setup
-      - name: Create GitHub Release
-        uses: softprops/action-gh-release@v1
-        with:
-          tag_name: ${{ github.ref_name }}
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-      - name: Upload release asset
-        uses: actions/upload-release-asset@v1
-        with:
-          upload_url: ${{ steps.create_release.outputs.upload_url }}
-          asset_path: ./awx-local-setup-${{ github.ref_name }}.tar.gz
-          asset_name: awx-local-setup-${{ github.ref_name }}.tar.gz
-          asset_content_type: application/gzip
-name: Release
-
 on:
   push:
     tags:
@@ -36,11 +8,46 @@ on:
 jobs:
   publish:
     name: Create GitHub Release and upload artifact
-  runs-on: ubuntu-latest
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Ensure kubectl is available
+        run: |
+          if ! command -v kubectl >/dev/null 2>&1; then
+            curl -sSL -o kubectl "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl"
+            chmod +x kubectl
+            sudo mv kubectl /usr/local/bin/kubectl
+          fi
+
+      - name: Run kustomize build for known directories
+        run: |
+          set -e
+          ok=true
+          for d in config config/*; do
+            if [ -d "$d" ] && ( [ -f "$d/kustomization.yaml" ] || [ -f "$d/kustomization.yml" ] ); then
+              echo "Building kustomize for $d"
+              kubectl kustomize "$d" >/dev/null || { ok=false; echo "kustomize build failed for $d"; }
+            fi
+          done
+          $ok || (echo "One or more kustomize builds failed" && exit 1)
+
+      - name: Kustomize -> kubectl --dry-run=client validation
+        run: |
+          set -e
+          any=false
+          for d in config config/*; do
+            if [ -d "$d" ] && ( [ -f "$d/kustomization.yaml" ] || [ -f "$d/kustomization.yml" ] ); then
+              echo "Validating manifests from $d with kubectl --dry-run=client"
+              kubectl kustomize "$d" | kubectl apply --dry-run=client -f - || { echo "kubectl --dry-run failed for $d"; exit 1; }
+              any=true
+            fi
+          done
+          if [ "$any" = false ]; then
+            echo "No kustomize directories found to validate with kubectl"
+          fi
+
       - name: Create tarball
         run: |
           tar -czf awx-local-setup-${{ github.ref_name }}.tar.gz awx-local-setup