dart: write command-line app - automate renaming flutter project - part 2

In this video series, a command line app is developed using dart.

The app automates copying and renaming a flutter project folder.

https://github.com/mix1009/duplicate_...

∙ Part 1. copy project folder and rename app name inside text files.
➡ Part 2. rename android source folders related to org
∙ Part 3. parse command line arguments using ArgParser. Extract org using regular expression.
∙ Part 4. test on Android. compilation using dart2native.
∙ Part 5. compatibility update for Windows.