feat: Convert Langchain Chatbot to FastAPI applica

app/main.py

@@ -0,0 +1,24 @@
+import json
+
+from fastapi import FastAPI
+from utils.llm_query import llm_query
+
+app = FastAPI()
+
+@app.post("/ingest")
+def ingest_data():
+    from deprecated.chatbot import ingest
+    ingest_response = ingest()
+    return {"ingest_response": ingest_response}
+
+@app.get("/query/{question}")
+def query_data(question: str):
+    from deprecated.chatbot import query
+    result = query({"question": question, "chat_history": []})
+    return {"answer": result["answer"]}
+
+@app.get("/chat_history")
+def get_chat_history():
+    with open('chat_history.json', 'r') as json_file:
+        chat_history = json.load(json_file)
+    return {"chat_history": chat_history}