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 ThrillWiki is a community-driven web application for discovering, reviewing, and tracking theme parks, rides, and related entities globally. Its core purpose is to provide a centralized platform for enthusiasts to research attractions and contribute to a collaborative knowledge base through user contributions and reviews, offering a comprehensive encyclopedia for the theme park world.
 
 ## Recent Changes
+**October 2025 - Comprehensive Bug Analysis & Fixes (Latest)**
+- **Rate Limiting Optimization**: Fixed detect-location edge function to only perform cleanup when adding new IPs at capacity, improving performance by short-circuiting existing entries
+- **Null Safety**: Fixed PhotoSubmissionDisplay null reference errors by switching from !inner join to regular join with filtering
+- **User-Facing Error Messages**: Added error state handling to useSearch and LocationSearch hooks, displaying user-friendly error messages instead of silent failures
+- **Image Upload Cleanup**: Enhanced error tracking in imageUploadHelper to report orphaned assets and detailed cleanup failures
+- **Type Safety in Edge Functions**: Added explicit null checks and error handling for RPC calls and crypto.randomUUID availability in seed-test-data
+- **Improved Error Messages**: Updated all Supabase edge functions with clearer, user-oriented error messages
+
 **October 2025 - Bug Fixes & Stability Improvements**
 - Fixed Fast Refresh/HMR issues by separating hook exports from component files (useSidebar, uploadPendingImages)
 - Added comprehensive null/undefined safety checks across PhotoModal, EntityHistoryTimeline, useEntityVersions, and EntityEditPreview components