How can I solve the version of the Android embedding?

I have this problem. Plz let me know how to solve this problem.. I got this git code from a lesson made about 2years ago. Also different errors showed up when I made a flutter project using git code.

-> This is the problem This app is using a deprecated version of the Android embedding. To avoid unexpected runtime failures, or future build failures, try to migrate this app to the V2 embedding.

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