0.0.4 - Persistent Chat History

Release 0.0.4

New Features

• Conversation Persistence in Example App: Conversations now persist across page refreshes using localStorage
• Infinite Scroll: Load older messages automatically when scrolling up in the chat UI
• History API Endpoint: New GET /chat/history endpoint for paginated message retrieval
• Scroll-to-Bottom Button: Floating button appears when scrolled up for quick navigation back to latest messages

Improvements

• Repository Layer Refactoring: Separated ChatJournalEntryRepository (general-purpose) from ChatJournalCheckpointRepository (ChatMemory-specific)
• New Components:
  • ChatJournalEntryMapper for bidirectional Message ↔ Entry conversion
  • ChatJournalCheckpointFactory for creating checkpoint summaries
• Simplified Checkpointer: ChatJournalCheckpointer now exposes cleaner requiresCheckpoint() and checkpoint() methods
• Better Exception Handling: Added ConversationLimitExceededException with detailed context
• Naming Clarity: Renamed maxEntries to maxConversationLength
• JDBC Improvements: Added column name constants and extracted mapRow helper methods
• TaskExecutor: Now uses Spring Boot's default TaskExecutor

Testing

• Added comprehensive tests for ChatJournalCheckpointFactory and ChatJournalCheckpointer
• Added tests for history endpoint in ChatController
• Fixed duplicate test implementation

Documentation

• Updated README with complete configuration reference and table documentation