wordpress-category-setup

# WordPress Category Setup The category taxonomy is the topical-authority foundation of every WordPress content site. This subskill designs it (interactively) and deploys it (via `scripts/wordpress/setup_categories.py`) with full SEO optimization — slug, description, RankMath title, meta description, focus keyword, robots directive, and OG/Twitter overrides. The canonical reference implementation is the **project-charlie** project, which has 6 top-level + 29 subcategories live with full RankMath metadata. New projects should adapt that pattern to their industry. ## When to use - **After `/init` completes** for a new WordPress project — before the first `/article` runs, so articles have proper categories to land in - **When expanding** an existing project's product/content scope (e.g. project-charlie adding HVAC product line ⇒ activate the Climate Control category) - **When migrating** from a flat taxonomy (single "Blog" or "Buyer Guides" category) to a structured one - **When auditing** an existing site that has organically grown messy categories ## Hard prerequisites 1. **Project exists**: `projects/{slug}/` must be initialized (run `/init <url>` first) 2. **WP credentials work**: `~/.xuanran-seo/credentials/wordpress/{slug}.json` exists and `WPClient(slug).health_check()` returns 200 3. **MU plugin v1.1+ deployed** (RankMath bridge with `register_term_meta` for category taxonomy): probe `GET /xuanran/v1/rank-math-bridge` — `bridge_version >= 1.1.0` required for the SE...