Library: Skills moved above agents + MCP. "Sync now" button removed — replaced with passive "Last synced 2 min ago" text.
Skill page add modal: Multi-select pickers hidden by default. Default = all agents + default folder. Expand links reveal pickers only if user needs override.
Explore: New page. V1 = simple grid. V2 = editorial hero + A–Z alphabetical index below.
Mobile: All variants now have mobile counterparts. Sidebar TOC → horizontal jump bar. Split layouts → stacked. Sticky bottom CTA on skill pages. Bottom tab bar in Library.