修复平台账户审计时间与联系电话展示

backend/api/internal/logic/platform/platform/account.go

@@ -49,6 +49,7 @@ func platformAccountView(account models.PlatformAccount) map[string]any {
 		"identity": account.Identity, "username": account.Username,
 		"display_name": account.DisplayName, "avatar": account.Avatar, "phone": account.Phone,
 		"platform_role_code": account.PlatformRoleCode, "status": account.Status,
+		"created_at": account.CreatedAt, "updated_at": account.UpdatedAt,
 	}
 }
 

backend/api/internal/logic/platform/platform/account_test.go

@@ -0,0 +1,33 @@
+// Package platform 测试平台账户管理的对外展示契约。
+package platform
+
+import (
+	"testing"
+	"time"
+
+	"git.apinb.com/heqiapp/platforms/backend/api/internal/models"
+)
+
+// TestPlatformAccountViewIncludesAuditTimes 验证账户详情返回真实审计时间且保留空联系电话。
+func TestPlatformAccountViewIncludesAuditTimes(t *testing.T) {
+	createdAt := time.Date(2026, 8, 17, 9, 30, 0, 0, time.UTC)
+	updatedAt := createdAt.Add(time.Hour)
+	account := models.PlatformAccount{
+		Entity: models.Entity{
+			Identity:  "019fcdb4-5c7d-720b-8e20-4850f4ce52b0",
+			CreatedAt: createdAt,
+			UpdatedAt: updatedAt,
+			Status:    1,
+		},
+		Username: "root", DisplayName: "平台根管理员",
+		PlatformRoleCode: "root", Phone: "",
+	}
+
+	view := platformAccountView(account)
+	if view["created_at"] != createdAt || view["updated_at"] != updatedAt {
+		t.Fatalf("平台账户审计时间未完整返回: %#v", view)
+	}
+	if phone, ok := view["phone"].(string); !ok || phone != "" {
+		t.Fatalf("空联系电话应原样返回给展示层: %#v", view["phone"])
+	}
+}