apps/mobile/src/features/settings/SettingsRouteScreen.tsx        | 161 +++++++++++++++++++++++++-------
 apps/web/src/components/settings/SettingsPanels.tsx              |   2 +
 apps/web/src/components/settings/SharedSettingsMismatchAlert.tsx |  32 +++++++
 apps/web/src/components/settings/SourceControlSettings.tsx       |   2 +
 apps/web/src/hooks/useSettings.ts                                | 114 +++++++++++++++++++++-
 docs/internals/overview.md                                       |   5 +-
 docs/user/thread-sidebar.md                                      |  16 +++-
 packages/client-runtime/package.json                             |   4 +
 packages/client-runtime/src/state/sharedSettings.test.ts         | 107 +++++++++++++++++++++
 packages/client-runtime/src/state/sharedSettings.ts              |  90 ++++++++++++++++++
 10 files changed, 489 insertions(+), 44 deletions(-)