Update public/sketch.js

public/sketch.js

@@ -12,7 +12,8 @@ let Pencil;
 let brushesPoints = [];
 let show_diffused = false; 
 
-
+let space_uri;
+let hf_tkn;
 //-----------------------------------------------------
 //-----------------------------------------------------
 
@@ -24,8 +25,8 @@ const socket = io();
     console.log(socket.id); // x8WIv7-mJelg7on_ALbx
     socket.on("hello", (arg) => {
       //console.log(arg)
-      const space_uri = arg[0];
-      const hf_tkn = arg[1];
+      space_uri = arg[0];
+      hf_tkn = arg[1];
     });
   });
 }