progressive-web-app
Progressive Web Apps with service workers, web manifest, offline support, installation prompts. Use for installable web apps, offline functionality, push notifications, or encountering service worker registration, cache strategy, manifest configuration errors.
Install with Tessl CLI
npx tessl i github:secondsky/claude-skills --skill progressive-web-app89
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npx tessl skill review --optimize ./path/to/skillValidation for skill structure
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