数据分析ui补充完善，接入数据库

types/analytics/user.uts

@@ -0,0 +1,25 @@
+// types/analytics/user.uts
+
+/**
+ * Key Performance Indicators for the User Analysis page.
+ */
+export type UserData = {
+  total_users: number;
+  user_growth: number;
+  new_users: number;
+  new_user_growth: number;
+  active_users: number;
+  active_growth: number;
+  ordering_users: number;
+  ordering_growth: number;
+  paid_users: number;
+  paid_growth: number;
+  new_user_conversion_rate: number;
+  repurchase_rate: number;
+  repurchase_growth: number;
+}
+
+/**
+ * Represents a single step in a conversion funnel.
+ */
+export type FunnelStep = { step: string; value: number };