The card is server-painted HTML — the pill is the real
src/ui/Badge companion, composed cross-file. When the WASM
bundle boots it adopts this exact DOM (Badge and all) — the
pill reads "paused" (server state), not the component
default "active". Toggle re-renders the tree.
Server-rendered — the pill below is the real
src/ui/Badge composed cross-file — then hydrated: the WASM
bundle adopts this exact DOM, Badge and all. Toggle re-renders the tree.