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Jordan Ritter
46f810779c
Supersedes #6058's two-stage approach (outer generate_a2ui → secondary Python LLM call → render_a2ui), which severed across the prod streaming boundary. Option A: `injectA2UITool` (default true) causes CopilotKit's A2UIMiddleware to inject `render_a2ui` into RunAgentInput.tools. The langroid agui_adapter now merges those injected tools into its OpenAI call so the LLM can call render_a2ui directly. The middleware intercepts the tool call stream, builds a2ui_operations, and fires RUN_FINISHED — no secondary Python LLM pass needed. Changes: - agent.py: remove ~550 lines of two-stage A2UI infrastructure (generate_a2ui_via_llm, _a2ui_error, _resolve_a2ui_model, _get_a2ui_llm, etc.); replace GenerateA2UITool.handle with a stub that logs loudly if middleware interception regresses - agui_adapter.py: merge run_input.tools (AG-UI-injected) into the OpenAI tools list so render_a2ui is visible to the LLM; remove set_last_user_message call - route.ts: remove injectA2UITool: false; keep defaultCatalogId pin - gen-ui-declarative.json: replace 9 two-stage fixtures with 4 single-stage fixtures matching toolName: render_a2ui + context: langroid (mirrors crewai-crews Option A) Mirrors the crewai-crews fix from #6067.