fix searching

packages/next/server/index.ts

@@ -1,4 +1,4 @@
-import { dbPost, idx, initDatabase, initLunr } from './db'
+import { dbPost, getLunr, initDatabase } from './db'
 
 export async function doSearch ({
   q,
@@ -10,7 +10,7 @@ export async function doSearch ({
   page?: number
 }) {
   await initDatabase()
-  await initLunr()
+  const idx = await getLunr()
 
   const perPage = 5
   const offset = (page - 1) * perPage