Add tag push trigger to workflow for releases

- Enable workflow to run on tag pushes (v*)
- This allows the release job to run when tags are pushed

🤖 Generated with [Claude Code](https://claude.ai/code)

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

Author: pythonandchips

.github/workflows/build.yml

@@ -3,6 +3,7 @@ name: Build
 on:
   push:
     branches: [ main ]
+    tags: [ 'v*' ]
   pull_request:
     branches: [ main ]