This skill should be used when the user asks to "create a Hyvä theme", "set up a child
theme", "build an Alpine.js component", "make this CSP-compliant", "add Tailwind CSS
classes", "convert Luma to Hyvä", "migrate Knockout to Alpine", work on "Hyvä checkout" or
"Hyvä React components", or handle "Tailwind configuration" or "CSP nonce registration".
Provides expert Hyvä theme development for Magento 2. This is a SPECIALIZED skill for
Hyvä-specific patterns. DEPENDENT on magento2-dev-core for PHP/backend patterns.