fix: add contents write permission to release workflow

- Add permissions section to grant contents write access
- This allows the workflow to create GitHub releases
- Fixes 403 permission error when creating releases

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

Co-Authored-By: Claude <[email protected]>

Author: abdullahainun

.github/workflows/release.yml

@@ -5,6 +5,9 @@ on:
     tags:
       - 'v*'
 
+permissions:
+  contents: write
+
 jobs:
   build:
     runs-on: ubuntu-latest