feat(platform/library): sort by last run

[itsababseh]

Summary

• add last_executed_at field to library agent model
• default library listing sort order to last execution time
• handle new sort option in backend and frontend
• update library sort menu text and default

Testing

• poetry run format
• poetry run test (fails: FileNotFoundError: [Errno 2] No such file or directory: 'docker')
• yarn format
• yarn test (fails: Process from config.webServer exited early)

[netlify]

✅ Deploy Preview for auto-gpt-docs-dev canceled.

Name	Link
🔨 Latest commit	12d6747
🔍 Latest deploy log	https://app.netlify.com/projects/auto-gpt-docs-dev/deploys/6831fcf6752e790008236426

[netlify]

✅ Deploy Preview for auto-gpt-docs canceled.

Name	Link
🔨 Latest commit	12d6747
🔍 Latest deploy log	https://app.netlify.com/projects/auto-gpt-docs/deploys/6831fcf6c8befb00085391db

[deepsource-io]

Here's the code health analysis summary for commits a51af36..12d6747. View details on DeepSource ↗.

Analysis Summary

Analyzer	Status	Summary	Link
JavaScript	✅ Success		View Check ↗
Python	✅ Success	❗ 1 occurence introduced 🎯 1 occurence resolved	View Check ↗

---

💡 If you’re a repository administrator, you can configure the quality gates from the settings.