### Regenerating Metadata using Grinder Shell

Source: https://github.com/flutter/tools_metadata/blob/master/README.md

This command executes the `generate` task defined within the `grinder` build system for this repository. It is used to recreate the various metadata files (like the widget catalog, color mappings, and icon data) based on the version of the Flutter framework currently active in your local environment. Ensure you have the Flutter SDK installed and the project's dependencies fetched via `flutter pub get` for this command to work.

```Shell
flutter pub run grinder generate
```

--------------------------------

### Running Flutter Icon Generator App - Flutter/Shell

Source: https://github.com/flutter/tools_metadata/blob/master/tool/icon_generator/README.md

Launches the Flutter icon generator application in a connected device or simulator (specifically mentioning iOS simulator in the context). The application provides the user interface for interacting with the icon generation process. An active simulator or device is required for this command.

```Shell
flutter run
```

--------------------------------

### Changing Directory to Icon Generator - Shell

Source: https://github.com/flutter/tools_metadata/blob/master/tool/icon_generator/README.md

Navigates into the `tool/icon_generator` directory within the project root. This is the location of the Flutter application that provides the graphical interface for generating the icon preview images. This directory change is a prerequisite for running the application.

```Shell
cd tool/icon_generator
```

--------------------------------

### Updating Icon Definitions - Dart/Shell

Source: https://github.com/flutter/tools_metadata/blob/master/tool/icon_generator/README.md

Executes a Dart script from the project root to update the internal definitions of Material and Cupertino icons. This step ensures that the icon generator uses the latest available icon data before generating previews.

```Shell
dart tool/icons/update_icons.dart
```

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