successfully created post request for query

backend/main.py

@@ -0,0 +1,21 @@
+from fastapi import FastAPI
+from rag_pipeline.app import Pipeline
+from fastapi.middleware.cors import CORSMiddleware
+from contextlib import asynccontextmanager
+from backend.routes.query import router 
+
+
+@asynccontextmanager
+async def lifespan(app: FastAPI):
+    print("RAG pipeline loading")
+    app.state.pipe = Pipeline()
+    print("RAG loaded..")
+    yield
+    print("RAG stopped")
+app = FastAPI(title="RAG API",version="1.0.0",lifespan=lifespan)
+app.add_middleware(CORSMiddleware,allow_origins=["*"],allow_credentials=True,allow_methods=["*"],allow_headers=["*"])
+app.include_router(router)
+
+@app.get("/")
+def root():
+    return {"message":"RAG API running successfully"}

backend/models/schemas.py

@@ -1,5 +1,5 @@
 from pydantic import BaseModel
-
+from typing import Any
 #Validation for the user request
 class QueryRequest(BaseModel):
     query: str
@@ -17,5 +17,5 @@ class QueryResponse(BaseModel):
     grade :  str
     retrieval_failed : bool
     attempts : list
-    sources : dict
+    sources : list[dict[str, Any]]