* Use personal access token securely for VRT update workflow push
* Update button label from 'Apply budget template' to 'Overwrite budget template' in mobile budget menu modal for consistency with recent changes.
* Update button label from 'Overwrite budget template' to 'Overwrite with template' in mobile budget menu modal for clarity and consistency.
GITHUB_TOKEN doesn't have permission to push to fork branches. Use a PAT stored as ACTIONS_UPDATE_TOKEN instead for:
- VRT update workflow (checkout and push to contributor forks)
- AI-generated release notes (commit files to PR branches)
