* feat(clients): provider-grouped model picker with fast, verbosity, and inherited-thinking controls
* chore(i18n): translate model-control strings and regenerate platform catalogs
* feat(clients): inherited-default restore for fast mode and verbosity controls
* fix(clients): preserve control state in thinking snapshots and persist inherited verbosity
* chore(i18n): resync native inventory after rebase onto message-reader main
* chore(i18n): realign locale artifacts after rebase onto message-reader main
* refactor(clients): drop superseded fast-mode accessors and picker convenience flagged by periphery
* chore(i18n): resync inventory line refs after dead-code removal
