* Add GitHub stats fetching feature
- Added PyGithub package to requirements.txt for GitHub API interaction
- Updated .gitignore to ignore github-stats-cache.json
- Produced github-stats.json for storing GitHub stats
- Modified scanner.py to include the GitHub stats fetching process
* Add sorting for 'GitHub Stars' and 'Last Update' columns
- Fetch 'GitHub Stars' and 'Last Update' data when getting the custom node list.
- Display 'GitHub Stars' and 'Last Update' information in the UI.
- Implement sorting functionality for these two columns, allowing users to sort both in descending and ascending order.
* fix: scanner - prevent stuck when exceed rate limit
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Co-authored-by: Dr.Lt.Data <dr.lt.data@gmail.com>
