refactor: Migrate documentation content, rebuild UI components, and update core architecture.

lib/search/config.ts

@@ -0,0 +1,7 @@
+import docuConfig from "@/docu.json"
+
+export type SearchType = "default" | "algolia"
+
+export const searchConfig = {
+  type: (docuConfig.search?.type as SearchType) ?? "default",
+}