docs: update CLAUDE.md and README.md for UI rewrite

- Tech stack: Tailwind CSS → Ant Design v5 + ECharts v5
- UI pages: 6 → 4 (Dashboard, Codebase Map, Explorer, MCP Console)
- Removed references to Cytoscape.js, Topology page, Flow page, API Docs

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: aksOps

CLAUDE.md

@@ -21,7 +21,7 @@
 - JavaParser 3.28.0 (Java AST analysis)
 - ANTLR 4.13.2 (TypeScript/JavaScript, Python, Go, C#, Rust, C++ grammars)
 - Picocli 4.7.7 (CLI framework, integrated with Spring Boot)
-- React 18 + TypeScript + Vite 6 + Tailwind CSS (web UI)
+- React 18 + TypeScript + Vite 6 + Ant Design v5 + ECharts v5 (web UI)
 - H2 (incremental analysis cache)
 
 ## Architecture

README.md

@@ -58,7 +58,7 @@ graph TD
     subgraph "3. Serve"
         J --> K[REST API - 37 endpoints]
         J --> L[MCP Server - 34 tools]
-        J --> M[React UI - 6 pages]
+        J --> M[React UI - 4 pages]
     end
 ```
 
@@ -119,7 +119,7 @@ graph LR
 
 | Interface | Description |
 |-----------|-------------|
-| **React UI** (`/`) | Dashboard, Topology (Cytoscape.js), Explorer, Flow diagrams, MCP Console, API Docs |
+| **React UI** (`/`) | Dashboard (stats + charts), Codebase Map (ECharts treemap), Explorer (node browser), MCP Console (tool invocationgrams, MCP Console, API Docs |
 | **REST API** (`/api`) | 37 endpoints -- stats, nodes, edges, topology, triage, search, flow |
 | **MCP Server** (`/mcp`) | 34 tools via Spring AI streamable HTTP for AI-powered code triage |