Cua Spaces 0.16.0

Summary

This release adds 3 features and includes 14 fixes.

link System Status from Help, Settings About and the troubleshoot guide (CUA-2228). (#5902)
new app icon, the terracotta koala keycap. (#5914)
onboarding v2 PostHog funnel events (CUA-2292). (#5951)

submit again when notarytool crashes before it returns a submission id. (#5874)
the notch counts only running or starting Spaces and collapses at zero. (#5872)
uninstall-local.sh also removes the Local preferences, caches and web view data (CUA-2207). (#5880)
Cua Spaces Local uses the bundle id com.trycua.spaces.macos.local. (#5884)
"Skip for now" sticks across launches, and Local's agent setup names are guarded (CUA-2221). (#5889)
Cua Spaces Local's hints and errors name cua-local, not cua. (#5892)
uninstall-local.sh takes this Mac off the relay and Local's entries out of your coding agents (CUA-2212, CUA-2222). (#5882)
dogfooding polish (welcome copy first). (#5893)
app icon gets its own charcoal background, so macOS 26 stops adding a grey plate (CUA-2244). (#5924)
the permissions guide closes itself once access is granted (CUA-2274). (#5927)
the web page's usage signals reach the SwiftUI app before Settings is opened (CUA-2291). (#5953)
sign-in that never comes back offers a code (CUA-2291). (#5950)
signing in as another account recovers the daemon session, host registration and mesh key (CUA-2295). (#5961)
never show an empty Spaces page while computers are still answering. (#5905)

This release contains maintainer changes only.