Scaffold a unified, cross-platform color theme system into an Expo Router app. Sets up semantic system colors (resolved from native iOS labels and Android Material You dynamic colors), brand colors, automatic dark/light re-rendering, the React Navigation ThemeProvider, and a useColors() / useTheme() context hook. Use whenever a user wants to set up theming, dark mode, dynamic or Material You colors, a unified color system, or a useColors/useTheme hook in an Expo / React Native app, even if they do not name a specific approach.
How to install theming?
code-with-beto/skills/theming
$npx -y skills add code-with-beto/skills --skill themingInstalls into the current project.
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Run `npx skills use "https://github.com/code-with-beto/skills" --skill "code-with-beto/skills/theming"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/code-with-beto/skills" that are relevant to the current task. Run `npx skills add "https://github.com/code-with-beto/skills"` and select the relevant skills, then follow their instructions.
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