implement osis actor

examples/scripts/shareholder.rhai

@@ -0,0 +1,15 @@
+// shareholder.rhai
+
+// Create a shareholder
+let new_shareholder = new_shareholder()
+    .company_id(1)
+    .user_id(1)
+    .name("John Doe")
+    .shares(1000.0)
+    .percentage(10.0)
+    .type("Individual")
+    .since(1640995200) // Timestamp for Jan 1, 2022
+    .save_shareholder();
+
+print("New Shareholder:");
+print(new_shareholder);