feat: add new interfaces, services, and utilities for API integration

refactor: reorganize type definitions and improve type safety

build: add lodash and @types/lodash as dependencies

chore: update tsconfig and vite config for path aliases

style: improve code organization and add documentation comments

fix: correct type usage in LanguageSwitcher component

perf: implement snackbar provider for global notifications

test: add new test interfaces and utility functions

ci: update pnpm-lock.yaml with new dependencies

src/interfaces/request/base.ts

@@ -0,0 +1,7 @@
+export interface IPaginationRequestBody {
+  keywords?: string;
+  page?: number;
+  page_size?: number; // name|create|doc_num|create_time|update_time, default：create_time
+  orderby?: string;
+  desc?: string;
+}