Update authentication system, database models, and UI components

cleanup_orphaned_uploadlog.sql

@@ -0,0 +1,17 @@
+-- Cleanup script for orphaned uploadlog entries
+-- These entries have username-based UIDs that should have been deleted with the user
+
+-- Show what will be deleted
+SELECT 'Orphaned uploadlog entries to delete:' as info;
+SELECT uid, filename, processed_filename, created_at FROM uploadlog WHERE uid = 'oibchello';
+
+-- Delete the orphaned entries
+DELETE FROM uploadlog WHERE uid = 'oibchello';
+
+-- Verify cleanup
+SELECT 'Remaining uploadlog entries for oibchello:' as info;
+SELECT COUNT(*) as count FROM uploadlog WHERE uid = 'oibchello';
+
+-- Show all remaining uploadlog entries
+SELECT 'All remaining uploadlog entries:' as info;
+SELECT uid, filename, created_at FROM uploadlog ORDER BY created_at DESC;