Restrict release trigger to v* tags to match protection rule

Co-Authored-By: Claude Sonnet 4.6 (1M context) <noreply@anthropic.com>

Author: byshing

.github/workflows/release.yml

@@ -41,7 +41,7 @@ on:
   pull_request:
   push:
     tags:
-      - '**[0-9]+.[0-9]+.[0-9]+*'
+      - 'v[0-9]*.[0-9]*.[0-9]*'
 
 jobs:
   # Run 'dist plan' (or host) to determine what tasks we need to do