adds skeleton for invoking test generation and UI

Author: thli-openai

examples/hackathon/agent_extensions.py

@@ -0,0 +1,13 @@
+from agents.agent import Agent
+from examples.hackathon.types import TestCase
+
+
+def add_method(cls):
+    def decorator(func):
+        setattr(cls, func.__name__, func)
+        return func
+    return decorator
+
+@add_method(Agent)
+def generate_tests(self, test_cases: list[TestCase]):
+    pass