Add root route

app.py

@@ -28,9 +28,13 @@ def to_byte_response(img):
 #     supports_credentials=True
 # )
 
+@app.get("/")
+def read_root():
+    return {"status": "ok"}
+
 
 @app.get("/api/health_check")
-def read_root():
+def health_check():
     return {"status": "ok"}