fix: 修正账号姓名展示与资料缓存

suixinkanTests/ProfileViewModelTests.swift

@@ -26,6 +26,22 @@ final class ProfileViewModelTests: XCTestCase {
         XCTAssertEqual(viewModel.displayNickname, "未设置昵称")
     }
 
+    func testColdStartBasicInfoUsesPersistedSessionCache() {
+        AppStore.shared.session.userName = "缓存昵称"
+        AppStore.shared.session.realName = "缓存真实姓名"
+        AppStore.shared.session.phone = "186****7230"
+        AppStore.shared.session.avatar = "https://cdn.example.com/cached-avatar.jpg"
+
+        let viewModel = ProfileViewModel()
+
+        XCTAssertTrue(viewModel.hasCachedBasicInfo)
+        XCTAssertEqual(viewModel.displayNickname, "缓存昵称")
+        XCTAssertEqual(viewModel.displayRealName, "缓存真实姓名")
+        XCTAssertEqual(viewModel.displayPhone, "186****7230")
+        XCTAssertEqual(viewModel.displayAvatarURL, "https://cdn.example.com/cached-avatar.jpg")
+        XCTAssertEqual(viewModel.displayUID, "profile-user")
+    }
+
     func testShowPhotographerFieldsWhenRoleCodeIsPhotographer() {
         AppStore.shared.session.roleCode = AppRoleCode.photographer.rawValue
         let viewModel = ProfileViewModel()