Added root

main.py

@@ -2,9 +2,9 @@ from fastapi import FastAPI
 
 app = FastAPI()
 
-# @app.get('/')
-# def read_root():
-#     return {"Hello": "World!"}
+@app.get('/')
+def read_root():
+    return {"Hello": "World!"}
 
 @app.get('/similarity')
 def similarity(input):