opencode-reskin: multi-agent CSS analysis for OpenCode

Reskinning a web project manually is &ldquo;death by a thousand paper cuts.&rdquo; You spend hours hunting through Tailwind configs, global CSS files, and component-level styles, trying to figure out what needs to change to match a new design system. It&rsquo;s tedious, error-prone, and exactly the kind of work humans shouldn&rsquo;t be doing. opencode-reskin automates the…