refactor: add Subscribe Plan menu item and implement subscription management pages

app/routes/_admin.lg-admin._dashboard.subscribe-plan._index.tsx

@@ -0,0 +1,4 @@
+import { SubscribePlanPage } from '~/pages/dashboard-plan-subscribe'
+
+const DashboardSubscriptionsSettingsLayout = () => <SubscribePlanPage />
+export default DashboardSubscriptionsSettingsLayout

app/routes/_admin.lg-admin._dashboard.tsx

@@ -1,6 +1,7 @@
 import { Outlet } from 'react-router'
 
 import { getCategories } from '~/apis/common/get-categories'
+import { getSubscriptions } from '~/apis/common/get-subscriptions'
 import { getTags } from '~/apis/common/get-tags'
 import { AdminDashboardLayout } from '~/layouts/admin/dashboard'
 
@@ -9,10 +10,12 @@ import type { Route } from './+types/_admin.lg-admin._dashboard'
 export const loader = async ({}: Route.LoaderArgs) => {
   const { data: categoriesData } = await getCategories()
   const { data: tagsData } = await getTags()
+  const { data: subscriptionsData } = await getSubscriptions()
 
   return {
     categoriesData,
     tagsData,
+    subscriptionsData,
   }
 }