v0.64.16

What's Changed

• Reclaim offscreen terminal renderer GPU memory (IOSurface) non-destructively by @lawrencecchen in #5857
• Email Founder's Edition customers a welcome note via Resend webhook by @austinywang in #5994
• fix: honor Focus / Do Not Disturb for the fallback notification sound by @Reebz in #5651
• iOS workspace list: groups, unread dots, last-activity previews, shared Unread filter by @lawrencecchen in #5726
• Refresh Swift file length budget after #5651 by @lawrencecchen in #6018
• cloud-testflight: --marketing-version override so uploads outrank installed builds by @lawrencecchen in #5858
• Extract NotificationSoundSettings to restore the Swift file length budget by @lawrencecchen in #6020
• Dedupe TerminalNotificationStore.swift in the Swift file length budget by @lawrencecchen in #6025
• iOS sign-out: local-first, offline-safe, bounded best-effort revocation by @lawrencecchen in #5776
• Sidebar perf: kill the LazyVStack layout livelock (combined: 6019 + 6021 + 6026) by @azooz2003-bit in #6033
• iOS: add workspace row actions by @azooz2003-bit in #6022
• iOS notifications: cross-device dismiss-sync + authoritative unread badge by @lawrencecchen in #5916
• CmuxTerminalCore: extract terminal core leaf (interop, key translation, path/link/copy-mode, surface DTOs) by @azooz2003-bit in #5894
• CmuxSidebarGit: extract TabManager git-metadata + PR-polling subsystem (actors behind SidebarGitMetadataServing/PullRequestProbing) by @azooz2003-bit in #5907
• CmuxIPCService: extract AppDelegate multi-window CLI routing (MultiWindowRouter behind MultiWindowRouting) by @azooz2003-bit in #5920
• Sidebar row cleanups: branchless frame anchor, drop description .id, lazy Finder resolve (Fix 5: F9/F11/F13) by @azooz2003-bit in #6052
• Fix OpenWrt BusyBox remote platform probe by @austinywang in #6056
• fix(web): read changelog PNG height from correct IHDR offset by @samuelpatro in #5551
• TabManager decomposition: Wave 3+4 sub-models (Browser/Notifications/Sidebar/Workspaces/Panes/FocusHistory) + settings convergence; TabManager becomes a composition root by @azooz2003-bit in #5921
• uitests: de-flake control-socket readiness wait by @azooz2003-bit in #6062
• Fix iOS workspace swipe-delete confirmation crash by @azooz2003-bit in #6051
• CmuxRemote* family: extract Workspace remote/cloud-VM connectivity (transport, daemon RPC, proxy/relay, session coordinator) by @azooz2003-bit in #5896
• Fix macOS 27 SF Symbol rasterization crash by @austinywang in #5999
• Honor macos-option-as-alt left/right: send sided modifier bits to libghostty by @austinywang in #6007
• Expose stable window title templates by @austinywang in #6059
• Fix #5917: restore OSC 11 pane-local backgrounds by @austinywang in #5997
• Scope Biome checks to maintained JS sources by @austinywang in #6008
• Preserve Pi sessions across workspace restore by @austinywang in #5607
• Speed up iOS terminal scroll rendering by @azooz2003-bit in #6035
• Fix Cmd+T cwd after session restore by @austinywang in #6055
• AppDelegate decomposition: CmuxSession session-snapshot repository (stack C) by @azooz2003-bit in #6030
• Fix terminal arrow key routing for TUI model selection by @austinywang in #6002
• CmuxTerminalEngine + CmuxTerminalServices: extract the embedded Ghostty engine and pasteboard service by @azooz2003-bit in #5929
• Expose workspace custom title to control socket by @lawrencecchen in #6013
• Fix stale Metal drawable after terminal layer realization by @austinywang in #6057
• Device presence service: Cloudflare Durable Objects realtime layer over the device registry by @lawrencecchen in #5792
• Workspace god-model split: CmuxWorkspaceCore + Wave-3 value vocabulary (stack B) by @azooz2003-bit in #5991
• GhosttyTerminalView decomposition: terminal surface model (stack D) by @azooz2003-bit in #6024
• Smooth iOS terminal scrollback with local prefetch by @azooz2003-bit in #6067
• Fix Mermaid diagrams scaling in markdown viewer zoom by @austinywang in #6072
• Freeform 2D canvas layout for workspace panes by @azooz2003-bit in #5987
• Lock native auth URL against locale-prefixed paths by @austinywang in #6075
• Reduce iOS workspace row swipe contention by @azooz2003-bit in #6064
• Fix minimal UI terminal top-row hit testing by @austinywang in #6073
• Require matching email for iOS pairing by @lawrencecchen in #6028
• Fix unexpected menu-bar-only activation policy by @austinywang in #6068
• Fall back to SSH when Cloud VM attach endpoint is unavailable by @lawrencecchen in #6079
• ContentView drain: command palette (stack E) by @azooz2003-bit in #6029
• Add cmux diff language highlighting aliases by @lawrencecchen in #6076
• Lift ClosedBrowserPanelRestoreSnapshot into CmuxBrowser by @azooz2003-bit in #6080
• Fix browser omnibar Return submitting stale text during fast typing by @austinywang in #5923
• Fix iOS email code sign-in nonce preservation by @austinywang in #6097
• Fix top-right titlebar drag chrome by @austinywang in #6003
• Avoid mirroring web proxies as CONNECT by @austinywang in #5959
• cmuxApp Wave-2 drain: settings repos onto CmuxSettings + CmuxFileOpen/CmuxRuntimeDebug/CmuxTestSupport by @azooz2003-bit in #5922
• ContentView drain: lift WorkspaceMountPolicy trio to CmuxFoundation by @azooz2003-bit in #6115
• Make Codex hooks fire-and-forget by @lawrencecchen in #6110
• Remove compact workspace row tap gestures by @azooz2003-bit in #6124
• Optically center Apple logo in hero "Download for Mac" button by @austinywang in #5824
• Fix sidebar row-height layout feedback by @lawrencecchen in #6111
• Cover Ghostty split theme foreground override by @austinywang in #4796
• Fix iOS TestFlight APNs entitlement export by @lawrencecchen in #6131
• Surface a browser fallback when Safari sign-in hangs (#6015) by @austinywang in #6113
• Fix terminal top-row mouse event routing by @austinywang in #4391
• Add per-workspace environment variables inherited by every shell (#5995) by @austinywang in #6116
• iOS: add Shift key to the terminal keyboard toolbar by @austinywang in #6104
• Fix stale remote connected state after proxy disconnect by @austinywang in #4513
• CmuxFoundation: dissolve namespace-enums into value types / owning-type members by @azooz2003-bit in #6128
• CmuxCommandPalette: dissolve namespace-enums into value objects / services by @azooz2003-bit in #6127
• Dissolve remaining namespace-enums (CmuxFeedback/CmuxAppKitSupportUI/CmuxWorkspaceCore/CmuxSidebarProviderKit/CmuxTerminalCore) into value types by @azooz2003-bit in #6126
• Configurable file explorer double-click action (preview | defaultEditor | preferredEditor) by @austinywang in #5827
• AppDelegate: extract NotificationNavigationCoordinator into CmuxNotifications (DI seams, testable) by @azooz2003-bit in #6129
• Extract browser-search settings into CmuxSettings (Wave-2 store, no namespace enum) by @azooz2003-bit in #6143
• feat: opt-in AI auto-naming of workspaces and tabs from agent conversations by @mvanhorn in #5547
• Polish canvas minimap navigation by @azooz2003-bit in #6105
• Allow configurable Dock max width by @austinywang in #4385
• Gate remote SSH port scanning on the sidebar ports settings (#6123) by @austinywang in #6136
• Add setting to hide modifier shortcut hints by @austinywang in #6071
• Detect live claude/codex processes so hook-less agent sessions stay fork-able by @austinywang in #6133
• fix: Founder's Edition welcome email — new thread per subscription by @austinywang in #6156
• design+phase1: local-first device list (Durable Object source + local SQLite cache + extensible sync protocol) by @lawrencecchen in #6120
• iOS changelog + auto TestFlight "What to Test" notes by @lawrencecchen in #6154
• Stagger restored terminal surface spawns by @austinywang in #6149
• Release v0.64.16 by @austinywang in #6157
• Raise release build-sign-notarize timeout to 40 minutes by @austinywang in #5969

New Contributors

• @Reebz made their first contribution in #5651
• @samuelpatro made their first contribution in #5551

Full Changelog: v0.64.15...v0.64.16