refactor: rename folder v2 and delete old docs

apps/docs/lib/source.ts

@@ -0,0 +1,17 @@
+import { docs, meta } from "@/.source";
+import { loader } from "fumadocs-core/source";
+import { createMDXSource } from "fumadocs-mdx";
+import { createOpenAPI } from "fumadocs-openapi/server";
+import { attachFile } from "fumadocs-openapi/server";
+
+export const source = loader({
+	baseUrl: "/docs",
+	source: createMDXSource(docs, meta),
+	// pageTree: {
+	// 	attachFile,
+	// },
+});
+
+export const openapi = createOpenAPI({
+	// options
+});