* fix(native-chat): honor saved agent launch commands and arguments
* fix(test): retain provider import after syncing main
* fix(native-chat): preserve launch arguments and explain invalid settings
* refactor(native-chat): require the current launch arguments source
* fix(native-chat): require saved arguments when installing the runtime
* fix(native-chat): show saved argument refusals beside launch retry
* fix: ship saved-argument error messages in every locale
* test: align model discovery with executable overrides
* chore: drop the local pnpm install lockfile block
