https://flutterflow.io/
Flutter – Installation on macOS
How do I know if I have bash or zsh?
Bash Scripting – Difference between Zsh and Bash
Android Studio :
/Users/mac/Library/Android/sdk
export PATH=”$PATH:/Users/mac/Library/Android/sdk”
/Users/mac/Library/Android/sdk/build-tools
Where is the .zshrc file on a Mac?
Where to Set Environment Variables on Mac
How to Reload bash_profile, zsh profiles from Command Line
How to Add a New Path to PATH at Command Line the Right Way
How to Fix “Command Not Found” Errors in Mac Command Line