* feat(config): give shared channel settings help text
* fix(ui): space the settings tiers and stop repeating help on list items
* feat(ui): link each channel detail to its docs page
* test(ui): mirror production channel hints in the mock dev server
* docs: note the shared channel help inheritance for plugin authors
* fix(config): let a channel suppress shared help with an empty string
* chore(config): regenerate bundled channel metadata for the new WhatsApp hints
* fix(ci): check bundled channel metadata locally
* chore(release): keep changelog release-owned
* chore(release): keep changelog release-owned
* fix(ui): keep shared channel help contract-neutral