init local code

src/main/java/com/yunhai/cms/controller/api/AuthController.java

@@ -0,0 +1,32 @@
+package com.yunhai.cms.controller.api;
+
+import com.yunhai.cms.config.CmsAuthProperties;
+import com.yunhai.cms.model.vo.AuthUserVo;
+import com.yunhai.cms.model.vo.SiteVo;
+import com.yunhai.cms.service.impl.SiteService;
+import com.yunhai.platform.utils.model.BoaUser;
+import lombok.RequiredArgsConstructor;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+/**
+ * 管理端登录态（CAS 会话用户镜像，方案 §7.2）。
+ */
+@RestController
+@RequestMapping("/api/auth")
+@RequiredArgsConstructor
+public class AuthController {
+
+    private final SiteService siteService;
+    private final CmsAuthProperties authProperties;
+
+    @GetMapping("/user")
+    public AuthUserVo user(BoaUser authUserWithDept) {
+        boolean superAdmin = authProperties.isSuperAdmin(authUserWithDept);
+        List<SiteVo> sites = siteService.listFor(authUserWithDept);
+        return AuthUserVo.of(authUserWithDept, superAdmin, sites);
+    }
+}