feat: add dependency

javascript-engine/external/boa/boa_examples/scripts/enhancedglobal.js

@@ -0,0 +1,11 @@
+//access custom global variable
+console.log("Custom global: " + customstring);
+
+//call a custom global function with arguments
+console.log("Custom function: " + rusty_hello("Boa! Boa!"));
+
+//access a custom global object and call a member function of that object
+let a = 5;
+let b = 5;
+let result = rusty_obj.add(a, b);
+console.log("Custom object: Result from rusty_obj.add() : " + result);