Update main.py

main.py

@@ -1,5 +1,6 @@
 from fastapi import FastAPI
 from pydantic import BaseModel
+from fastapi.staticfiles import StaticFiles
 
 app = FastAPI()
 
@@ -13,4 +14,8 @@ def read_root(text_rating: TextRatingRequest):
     rating = text_rating.rating
     return {"Hello": "World!"}
 
-app.mount("/", StaticFiles(directory="static", html=True), name="static")
+app.mount("/", StaticFiles(directory="static", html=True), name="static")
+
+@app.get("/")
+def index() -> FileResponse:
+    return FileResponse(path="/app/static/index.html", media_type="text/html")