feat: add UAT helper utilities and test data

uat-tests/data/roles.json

@@ -0,0 +1,14 @@
+{
+  "admin": {
+    "name": "管理员",
+    "permissions": ["all"]
+  },
+  "manager": {
+    "name": "经理",
+    "permissions": ["user:read", "user:write", "role:read"]
+  },
+  "user": {
+    "name": "普通用户",
+    "permissions": ["user:read"]
+  }
+}

uat-tests/data/scenarios.json

@@ -0,0 +1,14 @@
+{
+  "user-lifecycle": {
+    "description": "用户生命周期测试场景",
+    "users": ["admin", "manager", "user"]
+  },
+  "role-management": {
+    "description": "角色管理测试场景",
+    "users": ["admin"]
+  },
+  "collaboration": {
+    "description": "多角色协作测试场景",
+    "users": ["admin", "manager", "user"]
+  }
+}

uat-tests/data/users.json

@@ -0,0 +1,20 @@
+{
+  "admin": {
+    "username": "admin",
+    "password": "admin123",
+    "role": "admin",
+    "email": "admin@novalon.com"
+  },
+  "manager": {
+    "username": "manager",
+    "password": "manager123",
+    "role": "manager",
+    "email": "manager@novalon.com"
+  },
+  "user": {
+    "username": "testuser",
+    "password": "testuser123",
+    "role": "user",
+    "email": "user@novalon.com"
+  }
+}