Implement test

agentTest.py

@@ -0,0 +1,15 @@
+from langchain_core.messages import HumanMessage
+from agents.agent import build_graph
+
+
+# test
+if __name__ == "__main__":
+
+    question = "When was a picture of St. Thomas Aquinas first added to the Wikipedia page on the Principle of double effect?"
+    # Build the graph
+    graph = build_graph()
+    # Run the graph
+    messages = [HumanMessage(content=question)]
+    messages = graph.invoke({"messages": messages})
+    for m in messages["messages"]:
+        m.pretty_print()