Jenkins- flutter : command not found in linux - flutter

I have some doubts about CI-CD for Flutter Project. I tried to build flutter apk in Linux (ubuntu) using Jenkins I gotĀ anĀ error flutter not found while using flutter comments in Jenkins. I set the global environmental variables for flutter and Android SDK it's possible to do flutter CI-CD in Jenkins on Linux environment
I run the project locally and build the application it's working fine
But I tried the same comments via Jenkins it's showing flutter not found
Does anyone knows this problem
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A screenshot of my problem

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