fix(ci): prevent infinite release loop with default_bump false (#7)

With default_bump: patch, every push to main created a new tag —
including the version bump PR merge. Setting default_bump: false
ensures tags are only created when feat/fix/breaking commits exist.

Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: using-system

.github/workflows/release.yml

@@ -30,7 +30,7 @@ jobs:
         uses: mathieudutour/github-tag-action@d28fa2ccfbd16e871a4bdf35e11b3ad1bd56c0c1 # v6.2
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
-          default_bump: patch
+          default_bump: false
           tag_prefix: v
 
   bump: