- Add /api/chat/stream endpoint with Server-Sent Events (SSE) for real-time message streaming
* Implement StreamEvent types (thought, tool_call, tool_result, final, error)
* Add StreamEventCallback mechanism for event propagation
* Create StreamChatHandler in webui/bot with proper HTTP headers and flushing
- Implement LLM-based skill router for intelligent capability selection
* Add optional routerLLM client for semantic routing
* Implement routeSkillsWithLLM() to match user intent to available skills
* Add matchSkillsByName() for fuzzy skill matching
* Update buildUnifiedSystemPrompt() to use routed skills
- Add streaming support to ReAct pipeline
* Implement runUnifiedReActStream() for streaming thought/action/observation
* Emit StreamEvent at each ReAct step
* Support callback error handling in streaming mode
- Integrate three new DevOps tools
* tools/filedoc: Extract document content from file_id via OpenAI
* tools/giteaticket: Create Gitea issues from PI plan items with SAFe metadata
* tools/piplan: Publish PI planning blueprints with dependency tracking
- Add SAFe PI Planning skill
* Implement PM/SA/RTE (iron triangle) workflow
* Support for Feature, Enabler, and Dependency definition
* Automatic task decomposition and Gitea integration
- Create frontend integration documentation
* Complete SSE protocol specification
* TypeScript fetch + ReadableStream example
* LLM-ready refactoring template for other projects
- Simplify file handling
* Remove legacy file context structures and dual-mode processing
* Consolidate file operations into UploadAndCacheFiles()
* Remove FilePromptMode configuration and related complexity
- Update configuration
* Add Router model support (LLM_ROUTER_MODEL)
* Add Gitea configuration (BaseURL, Token, Owner, Repo)
* WebSearch and additional tool infrastructure
Tests: All 22 test packages passing, 8/8 webui tests including 3 new stream tests
