feat: 完善 Agent 标准交互与安全运行时

- 接入 AG-UI 运行投影、Turn 时间线和审批隔离

- 增加 Agent Skill 冻结绑定与运行时消费闭环

- 增加受控工作区、内置工具和私有 Artifact 生命周期

easyflow-modules/easyflow-module-agent/pom.xml

@@ -29,6 +29,10 @@
             <groupId>tech.easyflow</groupId>
             <artifactId>easyflow-module-system</artifactId>
         </dependency>
+        <dependency>
+            <groupId>tech.easyflow</groupId>
+            <artifactId>easyflow-module-skill</artifactId>
+        </dependency>
         <dependency>
             <groupId>tech.easyflow</groupId>
             <artifactId>easyflow-common-chat-protocol</artifactId>
@@ -65,6 +69,10 @@
             <groupId>com.easyagents</groupId>
             <artifactId>easy-agents-agent-runtime</artifactId>
         </dependency>
+        <dependency>
+            <groupId>com.easyagents</groupId>
+            <artifactId>easy-agents-agui</artifactId>
+        </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>