Update app.py

app.py

@@ -5,7 +5,7 @@ from ionic_langchain.tool import IonicTool
 from langchain.agents import AgentType, Tool
 from langchain.agents import initialize_agent
 from langchain_google_genai import ChatGoogleGenerativeAI
-from langchain.chat_models import ChatOpenAI
+
 
 ionic_tool = IonicTool().tool()
 
@@ -38,7 +38,7 @@ tools = [ionic_tool]
 agent = initialize_agent(
     tools=tools,
     llm = ChatGoogleGenerativeAI(model="gemini-pro",
-      google_api_key="",
+      google_api_key=os.getenv('gemini_ai'),
       convert_system_message_to_human = True,
       verbose = True),
     agent=AgentType.CHAT_ZERO_SHOT_REACT_DESCRIPTION,