[WIP] Update changes based on PR 5284

[Copilot]

✅ Successfully Applied All Changes from PR #5284

• [x] Fetched PR #5284 branch (revert-5283-revert-5281-updates_dec14)
• [x] Applied all 27 file changes to current branch
• [x] Verified all new files are present
• [x] Confirmed file deletion (project_channels.csv)
• [x] All changes committed and ready

📊 Changes Applied

Files Changed: 27 files

• Modified: 23 files
• Added: 3 new files (populate_github_org.py, organization_list.js, organization_list_mode.html)
• Deleted: 1 file (project_channels.csv)

Statistics:

• Lines added: ~2,579
• Lines deleted: ~1,186
• Net change: +1,393 lines

✨ Features Included

🎉 New Features

1. Organization Repo Refresh API - /api/organization/<org_id>/refresh/ endpoint with live UI updates
2. Organization List Mode - Table view at /organizations/list/ with 22 sortable columns
3. GitHub Org Population Command - python manage.py populate_github_org CLI tool
4. Enhanced Repo Data Refresh - Issues, PRs, releases, and topics sync from GitHub

🎨 UI/UX Improvements

• Sidebar pin toggle with localStorage persistence
• Conditional organization navigation links
• Breadcrumbs on repo list page
• GSOC badge styling with Google colors
• Hidden scrollbars for cleaner UI
• Enhanced management commands layout
• Better dark mode support

🐛 Bug Fixes

• Throttling bypassed in DEBUG mode
• Console email backend for development
• Proper GitHub hostname validation (security fix)
• Better error message sanitization
• Added rel="noopener noreferrer" to external links

🔧 Configuration Changes

• Pre-commit tests moved to pre-push stage
• Startup script runs migrations automatically
• Browser auto-opens on startup
• Removed unused project_channels.csv

✅ Validation

All changes have been successfully applied:

• ✅ 3 new files created and present
• ✅ 23 files modified with PR #5284 changes
• ✅ 1 file deleted (project_channels.csv)
• ✅ Python syntax validated
• ✅ Git history clean
• ✅ Ready for review and testing

This PR now contains all changes from the original PR #5284 and is ready for CI/CD checks and final review.

Original prompt

Create a new pr based in this one https://github.com/OWASP-BLT/BLT/pull/5284

---

💬 We'd love your input! Share your thoughts on Copilot coding agent in our 2 minute survey.