What it may solve
Video-style turn navigation for the Web UI: full-map progress bar with hover preview cards (tools/files/tokens), drag scrub, ⌘K in-conversation search, ⌘↑/⌘↓ stepping, Esc-return. Event-log powered — works beyond the loaded window. Dual-half plugin on the official composer.dock slot.
Imported third-party catalog description; not a Registry verification conclusion.