that's all the API create routes! + some admin UI

Signed-off-by: ari melody <ari@arimelody.me>

api/track.go

@@ -25,7 +25,7 @@ func CreateTrack() http.Handler {
         }
 
         if track.Title == "" {
-            http.Error(w, "Track title cannot be empty", http.StatusBadRequest)
+            http.Error(w, "Track title cannot be empty\n", http.StatusBadRequest)
             return
         }