Update app with agent call

app.py

@@ -1,11 +1,18 @@
 import gradio as gr
 from dotenv import load_dotenv
 
+from cv_assistant.agent import Agent
+
 load_dotenv()
 
+agent = Agent(
+    faiss_index_path="./content_assets/docs.index",
+    faise_store_path="./content_assets/faiss_store.pkl",
+)
+
 
 def answer(query):
-    return f"Here's the answer to your question: {query}"
+    return agent.answer(query=query)
 
 
 description = """