GNU/Linux Mint Installing Flutter SDK – QuickStart Guide
Hi! The Tutorial shows you Step-by-Step How to Install Flutter SDK manually in Mint LTS GNU/Linux Desktop.
And Flutter for Mint is an Open Source Framework by Google for building beautiful, natively compiled, multi-platform Apps.
With Flutter you can Build, test, and deploy beautiful Mobile, Web, Desktop, and Embedded Apps from a single Codebase.
Especially relevant: as a valid alternative you can provide to a simpler Snapd Setup.
To know how the Flutter SDK Require the following Components:
Finally, this guide includes detailed instructions about to Getting-Started with Flutter on Mint.

1. Installing Android Command Line Tools
How to Install Android Command Line Tools in Mint
Here Android Command Line Tools Mint Setup GuideLink to Mint Android Command Line Tools Installation Step-by-step Guide