Update render-spec.yml

.github/workflows/render-spec.yml

@@ -1,9 +1,22 @@
-name: render-spec
+name: Publish Spec
 on:
   push:
     branches:
       - main
+  workflow_dispatch:
 
+# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+# Allow only one concurrent deployment, skipping runs queued between the run in-progress and latest queued.
+# However, do NOT cancel in-progress runs as we want to allow these production deployments to complete.
+concurrency:
+  group: "pages"
+  cancel-in-progress: false
+
 jobs:
   deploy:
     environment: