search just uses query

client/src/http.ts

@@ -48,8 +48,8 @@ const actions = {
         return api.get('/want/all');
     },
 
-    postWantSearch: async function postWantSearch(artist, title) {
-        return api.post('/want/search', { artist, title });
+    postWantSearch: async function postWantSearch(query) {
+        return api.post('/want/search', { query });
     },
 
     postWant: async function postWant(releaseId) {