implemented creation of directory within user folder

Signed-off-by: Stephan Richter <s.richter@srsoftware.de>

frontend/src/routes/files/Index.svelte

@@ -35,15 +35,15 @@
     async function create_dir(ev){
         ev.preventDefault();
         ev.stopPropagation();
-        const url = api('files/'+path+'/'+new_dir);
-        alert(url);
+        const url = api('files'+path+'/'+new_dir);
         const res = await fetch(url,{
             credentials: 'include',
             method: 'POST'
         });
         if (res.ok) {
             yikes();
-            loadChildren(window.location.pathname)
+            loadChildren(window.location.pathname);
+            new_dir = null;
         } else {
             error(res);
         }