Add separate workflow for preview link generation

.github/workflows/check-for-build-warnings.yml

@@ -1,6 +1,6 @@
 name: 'OPS status checker'
 
-on: 
+on:
   pull_request_target:
     types: [opened, synchronize, reopened]
 
@@ -23,5 +23,3 @@ jobs:
     - uses: dotnet/docs-tools/actions/status-checker@main
       with:
         repo_token: ${{ secrets.GITHUB_TOKEN }}
-        docs_path: "docs"
-        url_base_path: "dotnet"

.github/workflows/generate-preview-links.yml

@@ -0,0 +1,24 @@
+name: 'Preview link generator'
+
+on:
+  pull_request_target:
+    types: [opened, synchronize, reopened]
+
+jobs:
+  preview_link_generator_job:
+    name: Generate preview link table
+    runs-on: ubuntu-latest
+    permissions:
+      statuses: read
+      pull-requests: write
+    steps:
+    - name: Harden Runner
+      uses: step-security/harden-runner@bf7454d06d71f1098171f2acdf0cd4708d7b5920 # v2.20.0
+      with:
+        egress-policy: audit
+
+    - uses: dotnet/docs-tools/actions/preview-link-generator@main
+      with:
+        repo_token: ${{ secrets.GITHUB_TOKEN }}
+        docs_path: "docs"
+        url_base_path: "dotnet"