Trigger the Windows build on pushes to this branch (temporary)

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

Author: sparkly-quasar

.github/workflows/windows-build.yml

@@ -6,6 +6,10 @@ name: Windows build (no release)
 
 on:
   workflow_dispatch:
+  # TEMPORARY while windows-support is in review: run on pushes to the branch so
+  # the build can be verified before the workflow exists on main. Remove on merge.
+  push:
+    branches: [windows-support]
 
 jobs:
   build: