Disable normal docs publication

.github/workflows/docs.yml

@@ -1,14 +1,9 @@
 name: Deploy Docs
 
 on:
-  # Deploy docs only when a new APM version is released, so the published
-  # site always matches the latest released binary (see microsoft/apm#641).
-  # Primary entrypoint is workflow_call from the CI/CD Pipeline release job
-  # (release: published does not fire when the release is created by
-  # GITHUB_TOKEN -- a documented Actions safeguard against recursion).
-  # The release: published trigger is kept as a safety net for human-cut
-  # releases. PR runs build (no deploy) to catch breakage before merge.
-  # Manual workflow_dispatch is supported for re-publishing the current docs.
+  # Keep release/manual/reusable invocations build-only: do not publish the
+  # normal docs site. PR #21's progress-page updates are the only automatic
+  # GitHub Pages publication path from this workflow.
   workflow_call:
     inputs:
       is_prerelease:
@@ -65,25 +60,17 @@ jobs:
         # context instead. PR runs (event_name == 'pull_request') correctly
         # build-only because none of the three branches match.
         if: |
-          github.event_name == 'workflow_dispatch' ||
-          (github.event_name == 'push' && github.ref == 'refs/heads/main') ||
-          (github.event_name == 'release' && github.event.release.prerelease == false) ||
-          (github.event_name == 'push' && github.ref_type == 'tag' && inputs.is_prerelease == false)
+          github.event_name == 'push' && github.ref == 'refs/heads/main'
         uses: actions/upload-pages-artifact@v3
         with:
           path: docs/dist
 
   deploy:
     needs: build
-    # Only stable releases (or manual dispatch) update the public docs site,
-    # so prerelease tags (vX.Y.Z-rc1, etc.) don't clobber published docs.
-    # NOTE: in a reusable workflow, github.event_name reflects the CALLER's
-    # event ('push' of a v* tag from build-release.yml), NOT 'workflow_call'.
+    # Only PR #21 progress-page updates on main publish to GitHub Pages.
+    # Release/manual/reusable invocations build but do not deploy normal docs.
     if: |
-      github.event_name == 'workflow_dispatch' ||
-      (github.event_name == 'push' && github.ref == 'refs/heads/main') ||
-      (github.event_name == 'release' && github.event.release.prerelease == false) ||
-      (github.event_name == 'push' && github.ref_type == 'tag' && inputs.is_prerelease == false)
+      github.event_name == 'push' && github.ref == 'refs/heads/main'
     runs-on: ubuntu-latest
     permissions:
       pages: write