WIP: This introduce new version and a few changes #27
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- Update parent POM langchain4j.version to 1.4.0 (latest stable) - Update step-03-tools module from hardcoded 0.36.2 to 1.4.0 - Update MCP and embeddings modules to compatible beta versions - Migrate deprecated API methods: - chatLanguageModel() -> chatModel() - streamingChatLanguageModel() -> streamingChatModel() - onNext()/onComplete() -> onPartialResponse()/onCompleteResponse() - Ensure all modules use consistent LangChain4j versions - Move from beta to stable release for better reliability
- Replace maxTokens with maxCompletionTokens for LangChain4j 1.4.0 API - Add model-specific parameter validation (O1 and GPT-5 model restrictions) - Refactor LangChainService to use builder pattern with conditional parameters - Update configuration property names for consistency - Add support for new GPT-5 model family in allowed models list - Improve code organization by extracting createModel() method
- Replace maxTokens with maxCompletionTokens for LangChain4j 1.4.0 API - Add model-specific parameter validation for personality-based chat - Support O1 and GPT-5 model restrictions in streaming chat models - Update streaming API calls: onNext() -> onPartialResponse(), onComplete() -> onCompleteResponse() - Migrate streamingChatLanguageModel() -> streamingChatModel() in AiServices builder - Add topP parameter support and allowed models configuration - Enhance configuration with GPT-5 model family support - Improve code organization with model validation helper methods
- Replace maxTokens with maxCompletionTokens for LangChain4j 1.4.0 API - Add model-specific parameter validation for persistent chat memory - Support O1 and GPT-5 model restrictions in streaming chat with memory - Update streaming API calls: onNext() -> onPartialResponse(), onComplete() -> onCompleteResponse() - Migrate streamingChatLanguageModel() -> streamingChatModel() in AiServices builder - Add topP parameter support and allowed models configuration - Enhanced persistent memory with better model compatibility - Improved Java concurrency chatbot with smart parameter handling - Maintained all database persistence and memory management features
…support - Add comprehensive error handling for chat model responses - Add null response protection and logging - Add exception handling with user-friendly error messages - Enhance model parameter validation with supportsTopP() method - Fix frequency penalty support for O1 models (not supported) - Improve parameter validation logic for better model compatibility
- Refactor step-01 and step-02 POM files to inherit from parent - Remove duplicate dependency versions in favor of parent management - Add comprehensive model types including GPT-5, O1, and GPT-4.5 families - Update streaming response handler to use ChatResponse for better type safety - Improve code organization by leveraging parent POM dependency management - Maintain all LangChain4j 1.4.0 compatibility improvements
- Add NoCacheFilter for better development experience with static resources - Prevent browser caching of CSS/JS during development iterations - Enhanced logback configuration with structured logging levels - Add dedicated loggers for LangChain4j and application packages - Add logback-classic dependency for proper logging in step-01 - Improve debugging capabilities with targeted log levels - Better separation of concerns with component-specific logging
- Enhanced MavenUtility with better system properties configuration - Added proper working directory validation and creation - Improved Maven CLI invocation with better error capturing - Added fallback suggestions for Maven configuration issues - Enhanced logging with structured output capture - Added helpful user guidance when Maven archetype generation fails - Fixed NoSuchElementException by properly setting Maven environment - Improved error messages with actionable alternatives
- Optimize import usage with Arrays.stream() for better performance - Simplify lambda expression in response handler - Update default model to gpt-5-mini for better performance - Clean up code style and remove unnecessary verbose generics
- Add MavenProcessUtility for alternative Maven execution approach - Improve JakartaEEProjectGeneratorTool with enhanced error handling - Update POM dependencies for better Maven integration - Enhanced MavenUtility with robust environment configuration - Add fallback Maven execution strategies for better reliability - Maintain backward compatibility while improving tool robustness
- Update LangChain4JConfig with maxCompletionToken and model parameter support - Migrate LangChainService to use new streaming APIs and model validation - Update JakartaEEAgent with enhanced streaming response handling - Add comprehensive model parameter validation for tool integration - Enhanced configuration with allowed models and smart parameter handling - Maintain all existing tool functionality while upgrading to latest APIs - Improved error handling and logging for better development experience
- Add comprehensive GitHubTool with repository operations - Support for repository creation, search, and management - Implement code analysis and issue tracking capabilities - Add file operations (read, write, create) for GitHub repositories - Include branch management and pull request operations - Provide commit history analysis and contributor insights - Support for GitHub API integration with proper authentication - Enable automated code review and repository insights
- Update LangChain4JConfig with GPT-5 model parameter support - Add comprehensive allowed models list including gpt-5, gpt-5-mini, gpt-5-nano - Set default model to gpt-5-nano for optimal tools integration performance - Implement model-specific parameter validation for GPT-5 family - Add smart parameter handling: GPT-5 models don't support temperature/frequency penalty - Enhanced LangChainService with maxCompletionTokens and topP support - Maintain backward compatibility while enabling latest model features - Improved configuration organization with better documentation
…tures - Transform JakartaEEAgent into Java expert with stand-up comedian personality - Add comprehensive GitHub roast capabilities with multiple tone options - Implement advanced roast intelligence matrix for different developer patterns - Add special effects: badges, awards, ASCII art, emoji support - Enhanced command syntax with tone, length, style, and extras options - Add haiku, limerick, tweet, and error-log style roast formats - Improve user engagement with humor while maintaining technical accuracy - Update default model to gpt-5-mini for better performance balance - Add comprehensive safety protocols and humor style guidelines - Enhanced output formatting with visual elements and structure
- Change default model from gpt-5-mini to gpt-5 - Enable maximum AI capabilities for complex tool integrations - Improve performance for GitHub analysis and Jakarta EE project generation - Enhance comedy and roasting capabilities with full model intelligence - Better handling of complex technical explanations and code analysis - Optimal performance for multi-tool workflows and advanced reasoning
…pport - Update LangChainService.java with LangChain4j 1.4.0 API compatibility - Replace maxTokens with maxCompletionTokens - Add model parameter validation helpers (supportsTemperature, supportsFrequencyPenalty, supportsTopP) - Implement conditional parameter setting for GPT-5 and O1 model families - Add safeLower utility for model name normalization - Update microprofile-config.properties with GPT-5 models - Set default model to gpt-5 for maximum capabilities - Add topP configuration parameter - Include comprehensive allowed-models list: gpt-5, gpt-5-mini, gpt-5-nano, o1-preview, o1-mini - Maintain consistency with other updated modules (step-00 through step-03) - Preserve RAG functionality with in-memory embedding store
- Update ConfigProp.java with GPT-5 model parameters and LangChain4j 1.4.0 API compatibility - Add conditional parameter validation for GPT-5 and O1 model families - Migrate from maxTokens to maxCompletionTokens and deprecated API methods - Update configuration properties to include GPT-5 model support and allowed models list - Maintain PgVector RAG functionality with improved content retrieval configuration
…8, and step-10 - step-06-advanced-rag: Update to LangChain4j 1.4.0 with GPT-5 support - step-07-multi-model: Fix compilation issues and remove deprecated StreamingChatModel - step-08-advanced-tools-and-rag: Upgrade dependencies and configuration - step-10-mcp-client: Update to latest LangChain4j version Key API migrations: - .maxTokens() → .maxCompletionTokens() for Anthropic and Mistral models - Remove dev.langchain4j.model.chat.StreamingChatModel import (deprecated) - Update method signatures to use Object type for compatibility - Add GPT-5 model family support with parameter restrictions - Update chat.xhtml for improved UI compatibility
- Add multi-agent architecture with BookCreationOrchestrator, IllustrationAgent, ContentRefinementAgent, and PDFGenerationAgent - Implement comprehensive CLI interface using PicoCLI with configurable model selection - Support age-appropriate content generation (2-3, 4-5, 6-8 years) with educational goals - Add DALL-E 3 integration for professional illustration generation - Create PDF output using iText7 with styled formatting and layout - Use modern Java 21 features including records, virtual threads, and text blocks - Provide configurable model settings (gpt-4o-mini, gpt-4o) with temperature control - Include dry-run mode for testing without API costs - Add comprehensive error handling and progress tracking - Support multiple illustration styles (watercolor, cartoon, digital) - Implement caching and async processing for performance optimization
…alog integration - Add CharacterDesignAgent for detailed, consistent character descriptions across illustrations - Implement dialog text overlay on DALL-E generated images for immersive reading experience - Enhance IllustrationAgent with character consistency prompts and dialog integration - Add unique book naming with topic-based filenames and timestamps - Improve story generation with real narrative content instead of placeholders - Add verbose logging to track dialog text processing and character design - Update workflow with 5-step process: character design → story outline → content refinement → illustrations → PDF - Enhance prompts to ensure actual story progression rather than generic content - Add text cleaning and formatting for optimal readability on illustrations Key improvements: - Character appears identical across all pages (same face, hair, clothing, etc.) - Story dialog text displays directly on illustration bottom with readable formatting - Each book gets unique filename: topic-timestamp.pdf format - Real story content with meaningful dialog and narrative progression
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- Implement concurrent image generation with up to 3 parallel DALL-E requests - Add --parallel CLI flag to enable/disable parallel processing (default: enabled) - Use virtual threads (Java 21) for lightweight concurrent execution - Implement smart rate limiting with Semaphore to respect API quotas - Add real-time progress tracking showing completion status and timing - Create separate methods for parallel and sequential generation modes - Add thread-safe error handling with CopyOnWriteArrayList for failed pages - Include 3-minute timeout protection for overall generation process - Display generation mode (parallel/sequential) in workflow output Performance improvements: - 2-3x faster generation for multi-page books - Maintains 1-second delay between API calls for rate limiting - Individual page failures don't block other pages - Progress indicators show page completion order and timing
- Add BookCreationSupervisor with autonomous planning agent - Implement @tool annotations for agent execution - Create BookCreationTools with working memory - Add AgenticBookCreatorCLI with plan-only mode - Remove old workflow classes (BookCreationOrchestrator, CharacterDesignAgent, etc.) - Enable supervisor agent to plan and execute autonomously - Support execution plan visualization
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