refactor: overhaul UI for streamlined user experience

Redesign navigation, home overview, user portrait, and valuation pages
with improved functionality and responsive design.

Co-authored-by: null <4804959+fnvtk@users.noreply.github.com>

data-ingestion/data-source.ts

@@ -0,0 +1,10 @@
+// 定义数据源类型
+export type DataSourceType = "mysql" | "postgresql" | "mongodb" | "api" | "file"
+
+// 定义数据源接口
+export interface DataSource {
+  id: string
+  name: string
+  type: DataSourceType
+  config: any // 数据源配置信息，例如连接字符串、API 地址等
+}