[FR]: Add ignore property to options file

[ivan-dubovenko-m10]

Is there an existing issue for this?

• [X] I have searched the existing issues

Describe the problem

We are using mason to generate template of packages to out app and put .gitkeep to assets folder.

In generated asset file we see:

static const String gitkeep = 'assets/.gitkeep';

Describe the solution

It will be nice if will be option to ignore files:

ignore:
  - "**/.gitkeep"

Additional context

No response

Code of Conduct

• [X] I agree to follow this project's Code of Conduct

[anchao-lu]

Same FR，when I use number as directory, fluttergen get error Or, support number directory?

[dev-shvetsov]

AnyUpdates?

[AlexV525]

Use excludes under the flutter_gen > assets. See https://github.com/FlutterGen/flutter_gen/blob/main/README.md#excluding-generating-for-assets.