rewrite search functions as classes

src/components/nav/Search.vue

@@ -5,7 +5,7 @@
         type="search"
         name=""
         id=""
-        placeholder="Search this playlist"
+        placeholder="Search here"
         class="rounded"
       />
     </form>

src/contexts/track_context.ts

@@ -137,14 +137,14 @@ export default async (
     add_to_playlist,
     play_next,
     add_to_q,
-    add_to_fav,
+    // add_to_fav,
     separator,
     go_to_folder,
-    go_to_artist,
-    go_to_alb_artist,
+    // go_to_artist,
+    // go_to_alb_artist,
     go_to_album,
-    separator,
-    del_track,
+    // separator,
+    // del_track,
   ];
 
   return options;