fix: add contents:write permission for GITHUB_TOKEN

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: KebeliSamet0

.github/workflows/electron-build.yml

@@ -7,6 +7,8 @@ on:
 jobs:
   build-windows:
     runs-on: windows-latest
+    permissions:
+      contents: write
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v4