add app file

app/{main.py → app.py}

@@ -17,5 +17,5 @@ def read_root():
 
 if __name__ == '__main__':
     uvicorn.run(
-        "main:app", reload=True)
+        "app:app", reload=True)
 

dockerfile

@@ -13,4 +13,4 @@ RUN pip install --no-cache-dir --upgrade -r /requirements.txt
 #test docker
 
 # Start the FastAPI app on port 7860, the default port expected by Spaces
-CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "7860"]
+CMD ["uvicorn", "app.app:app", "--host", "0.0.0.0", "--port", "7860"]