Set main url to docs

src/main.py

@@ -1,14 +1,15 @@
 from fastapi import FastAPI, UploadFile, File, HTTPException, status, Header
+from fastapi.responses import RedirectResponse
 
 from handler import handle_file, handle_url
 from predict import predict_model
 
-app = FastAPI()
 
+app = FastAPI()
 
 @app.get("/")
-async def root():
-    return {"message": "Hello World"}
+async def docs_redirect():
+    return RedirectResponse(url='/docs')
 
 
 @app.get("/predict_url")