Add transferOwnership function to DeWeb SC

smart-contract/assembly/contracts/deweb-interface.ts

@@ -1,4 +1,5 @@
 import {
+  Address,
   balance,
   Context,
   generateEvent,
@@ -45,6 +46,23 @@ export function constructor(_: StaticArray<u8>): void {
   _setOwner(Context.caller().toString());
 }
 
+/**
+ * Change the owner of the smart contract to the address passed as an argument
+ * @param _binaryArgs - serialized arguments containing the new owner address
+ * @returns void
+ */
+export function transferOwnership(_binaryArgs: StaticArray<u8>): void {
+  _onlyOwner();
+
+  const args = new Args(_binaryArgs);
+  const newOwner = args
+    .nextSerializable<Address>()
+    .expect('Address is missing or invalid');
+
+  _setOwner(newOwner.toString());
+}
+
+
 /* -------------------------------------------------------------------------- */
 /*                             FILE INITIALIZATION                            */
 /* -------------------------------------------------------------------------- */