fix : Dockerfile entrypoint (#873)

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Author: NakoGH

Dockerfile

@@ -43,4 +43,4 @@ EXPOSE 8000
 
 # Use fastapi cli as the entrypoint
 # Use sh -c to allow environment variable expansion
-ENTRYPOINT ["sh", "-c", "fastapi run app.main:app --workers $WORKERS --host 0.0.0.0 --port 8000"]
+ENTRYPOINT ["sh", "-c", "fastapi run app/main.py --workers $WORKERS --host 0.0.0.0 --port 8000"]