move API routes as cleanup

src/routes/api/rezepte/items/icon/+server.ts

@@ -0,0 +1,13 @@
+import { json, type RequestHandler } from '@sveltejs/kit';
+import { Recipe } from '../../../../../models/Recipe';
+import { dbConnect, dbDisconnect } from '../../../../../utils/db';
+import type {BriefRecipeType} from '../../../../../types/types';
+
+export const GET: RequestHandler = async ({params}) => {
+  await dbConnect();
+  let icons = (await Recipe.distinct('icon').lean());
+  await dbDisconnect();
+
+  icons = JSON.parse(JSON.stringify(icons));
+  return json(icons);
+};