Update app.py

app.py

@@ -13,7 +13,7 @@ class Action(BaseModel):
 def reset():
     obs = env.reset()
     return {
-        "observation": obs   # IMPORTANT KEY NAME
+        "observation": obs
     }
 
 @app.post("/step")
@@ -26,3 +26,8 @@ def step(action: Action):
 @app.get("/")
 def home():
     return {"status": "running"}
+
+# IMPORTANT: entrypoint function
+def main():
+    import uvicorn
+    uvicorn.run(app, host="0.0.0.0", port=7860)