add cache to prisma

src/server/api/categories.get.ts

@@ -3,6 +3,9 @@ import type { CategoryType } from '@prisma/client'
 export default defineEventHandler(async (event) => {
   const { type } = getQuery<{ type: CategoryType }>(event)
   return await usePrisma().category.findMany({
+    cacheStrategy: {
+      ttl: 60 * 3,
+    },
     where: {
       type,
     },