fix startup order

Dockerfile

@@ -8,4 +8,4 @@ RUN pip install --no-cache-dir -r requirements.txt
 
 EXPOSE 7860
 
-CMD ["python", "inference.py"]
+CMD ["python", "app.py"]

app.py

@@ -0,0 +1,4 @@
+from env.fake_server import run_server
+
+if __name__ == "__main__":
+    run_server()

env/fake_server.py

@@ -173,10 +173,9 @@ def home():
 
 def start_inference():
     import time
-    time.sleep(3)  # wait for server to start
+    time.sleep(5)  # wait for server start
     import inference
 
-
 def run_server():
     import threading