feat: add jink TUI framework integration

- Add jink dependency (io.mybatis.jink:jink:0.3.0-SNAPSHOT)
- Create UIMessage sealed interface for TUI message model
- Create ClaudeCodeComponent (main jink Component with full layout)
  - Header box with rounded magenta border
  - Message list with virtual scrolling
  - Separator lines above/below input area
  - Input area with prompt and placeholder
  - Status bar and shortcut key bar
- Create JinkReplSession (jink-based REPL replacing JLine readLine loop)
  - AgentLoop integration via callbacks -> setState
  - Permission confirmation inline in TUI
  - Streaming token display
- Update ClaudeCodeRunner to prefer jink TUI with legacy fallback
- Update AppConfig with JinkReplSession bean

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

pom.xml

@@ -56,6 +56,13 @@
             <artifactId>spring-ai-starter-model-openai</artifactId>
         </dependency>
 
+        <!-- Jink: React-like Terminal UI 框架（基于 JLine，提供组件化全屏渲染） -->
+        <dependency>
+            <groupId>io.mybatis.jink</groupId>
+            <artifactId>jink</artifactId>
+            <version>0.3.0-SNAPSHOT</version>
+        </dependency>
+
         <!-- JLine 3: 终端交互（行编辑、历史、Tab补全、ANSI样式） -->
         <dependency>
             <groupId>org.jline</groupId>