chore: reorganize docs apps (#7228)

* reorganize docs apps

* add README

* fix directory

* add condition for old docs

www/apps/resources/config/index.ts

@@ -0,0 +1,13 @@
+import { DocsConfig } from "types"
+import { mobileSidebarItems } from "docs-ui"
+import { generatedSidebar } from "../generated/sidebar.mjs"
+
+export const config: DocsConfig = {
+  titleSuffix: "Medusa Resources",
+  baseUrl: process.env.NEXT_PUBLIC_BASE_URL || "http://localhost:3000",
+  sidebar: {
+    top: generatedSidebar,
+    bottom: [],
+    mobile: mobileSidebarItems,
+  },
+}