Update app.py

app.py

@@ -4,6 +4,7 @@ import os
 from io import BytesIO
 from roboflow import Roboflow
 
+roboflow_key = os.getenv("roboflow")
 rf = Roboflow(api_key=roboflow_key)
 project = rf.workspace('yudi-pratama-putra-rwuep').project("corn-pest-detection-2")
 model = project.version(3).model