Update app.py

app.py

@@ -156,7 +156,19 @@ def get_response(user_input):
     
     return response
 
+app = FastAPI()
 
+@app.post("/generate/")
+def generate(user_input):
+    retriever_chain = get_context_retriever_chain(st.session_state.vector_store)
+    conversation_rag_chain = get_conversational_rag_chain(retriever_chain)
+    
+    response = conversation_rag_chain.invoke({
+        "chat_history": [],
+        "input": user_query
+    })
+    
+    return response
 
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