Update app.py

app.py

@@ -116,7 +116,8 @@ def getprjnamesfromTestAPI():
         yield f"data: 100\n\n"
         result = json.dumps([prjnames,prjids])
         yield f"data: {result}\n\n"
-    return Response(generate_progressProjnames(), content_type='text/event-stream')
+    return Response(generate_progressProjnames(), content_type='text/event-stream', headers={"Cache-Control": "no-cache", "X-Accel-Buffering": "no"})
+
 
 
 @app.route('/getprojectparts/<jsdata>',methods=['GET'])