Testing validation of deployment settings

.github/workflows/test-settings-validation.yml

@@ -0,0 +1,16 @@
+name: Test Settings Validation at PR Level
+on:
+  workflow_dispatch:
+jobs:
+  validate:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          repository: access-nri/build-cd
+          ref: 123-spack-config-in-settings-file
+
+      - uses: access-nri/build-cd/.github/actions/validate-deployment-settings@123-spack-config-in-settings-file
+        with:
+          settings-path: ./config/settings.json
+          target: Gadi