Fix unable to spawn actors after initialization

scripts/core/engine.js

@@ -1383,7 +1383,8 @@ var REGGIES = Symbol()
 var UNDERLINGS = Symbol()
 var OVERLING = Symbol()
 
-globalThis.actor = {}
+var actor = {}
+globalThis.actor = actor
 
 var so_ext
 switch(os.platform()) {
@@ -1682,6 +1683,4 @@ Register[prosperon.DOC] = {
   check_registers: `Automatically register recognized events (like 'update', 'gui', etc.) on an object.`,
 }
 
-
-
 })()