Add Open Chat composer view (Codex-style)

.github/swift-file-length-budget.tsv

@@ -1,41 +1,41 @@
 # cmux-owned Swift file length budget.
 # Format: max_lines<TAB>relative path
 # Reduce counts as files shrink. CI fails if tracked files exceed this budget.
-34590	CLI/cmux.swift
-17841	Sources/AppDelegate.swift
-16132	Sources/ContentView.swift
-13832	Sources/TerminalController.swift
-12894	Sources/Workspace.swift
+34623	CLI/cmux.swift
+17990	Sources/AppDelegate.swift
+16158	Sources/ContentView.swift
+13826	Sources/TerminalController.swift
+12974	Sources/Workspace.swift
 12237	Sources/GhosttyTerminalView.swift
 12144	cmuxTests/AppDelegateShortcutRoutingTests.swift
-11929	Sources/Panels/BrowserPanel.swift
+11926	Sources/Panels/BrowserPanel.swift
 9497	cmuxTests/CLINotifyProcessIntegrationRegressionTests.swift
-8017	CLI/cmux_open.swift
+8018	CLI/cmux_open.swift
 7986	Sources/Panels/BrowserPanelView.swift
 7366	cmuxTests/WorkspaceUnitTests.swift
 7218	cmuxTests/WorkspaceRemoteConnectionTests.swift
 6916	Packages/iOS/CmuxMobileShell/Sources/CmuxMobileShell/MobileShellComposite.swift
 6317	cmuxTests/SessionPersistenceTests.swift
 6217	cmuxTests/GhosttyConfigTests.swift
-6183	Sources/TabManager.swift
+6185	Sources/TabManager.swift
 6084	Sources/TextBoxInput.swift
 5915	cmuxTests/TerminalAndGhosttyTests.swift
 5573	cmuxTests/BrowserConfigTests.swift
+4490	Sources/cmuxApp.swift
 4487	Sources/Panels/FilePreviewPanel.swift
-4478	Sources/cmuxApp.swift
-4401	cmuxTests/BrowserPanelTests.swift
+4367	cmuxTests/BrowserPanelTests.swift
 4187	Sources/BrowserWindowPortal.swift
 3934	Sources/Feed/FeedPanelView.swift
 3926	cmuxTests/TabManagerUnitTests.swift
 3896	cmuxTests/WindowAndDragTests.swift
 3745	Packages/iOS/CmuxMobileTerminal/Sources/CmuxMobileTerminal/GhosttySurfaceView.swift
 3699	cmuxTests/CLIGenericHookPersistenceTests.swift
-3397	Sources/CmuxConfig.swift
+3403	Sources/CmuxConfig.swift
 3364	cmuxTests/TabManagerSessionSnapshotTests.swift
 3058	Sources/Update/UpdateTitlebarAccessory.swift
 2876	cmuxTests/CMUXOpenCommandTests.swift
 2875	Sources/SessionIndexView.swift
-2608	Sources/KeyboardShortcutSettings.swift
+2616	Sources/KeyboardShortcutSettings.swift
 2565	Sources/Panels/CmuxWebView.swift
 2546	cmuxTests/WorkspaceManualUnreadTests.swift
 2524	cmuxTests/CommandPaletteSearchEngineTests.swift
@@ -55,6 +55,7 @@
 1732	cmuxTests/WorkspacePullRequestSidebarTests.swift
 1687	cmuxTests/MarkdownPanelTests.swift
 1680	cmuxUITests/BrowserPaneNavigationKeybindUITests.swift
+1677	cmuxTests/CodexAppServerSessionTests.swift
 1656	Sources/FileExplorerView.swift
 1652	cmuxTests/CMUXCLIErrorOutputRegressionTests.swift
 1581	Packages/iOS/CmuxMobileTerminal/Sources/CmuxMobileTerminal/TerminalInputTextView.swift
@@ -76,7 +77,6 @@
 1258	Sources/Feed/FeedCoordinator.swift
 1209	Packages/macOS/CmuxCommandPalette/Tests/CmuxCommandPaletteTests/CommandPaletteSearchEngineTests.swift
 1204	cmuxTests/FileExplorerStoreTests.swift
-1197	cmuxTests/CodexAppServerSessionTests.swift
 1169	Sources/RemoteTmuxController.swift
 1166	Sources/VaultAgentProcessScanner.swift
 1161	cmuxTests/SidebarOrderingTests.swift
@@ -101,27 +101,28 @@
 905	Sources/CmuxSSHURLRequest.swift
 899	Sources/Panels/MarkdownWebRenderer.swift
 885	Sources/Panels/TerminalPanel.swift
-881	Packages/iOS/CmuxMobileShellUI/Sources/CmuxMobileShellUI/WorkspaceDetailView.swift
+878	Packages/iOS/CmuxMobileShellUI/Sources/CmuxMobileShellUI/WorkspaceDetailView.swift
 877	Packages/Shared/CmuxAgentChat/Tests/CmuxAgentChatTests/ChatConversationStoreTests.swift
 871	cmuxTests/ClaudeHookSurfaceResolutionSwiftTests.swift
+869	Sources/Panels/CodexAppServerSession.swift
 868	Sources/Panels/BrowserScreenshotSnapshotter.swift
 859	Packages/macOS/CmuxControlSocket/Sources/CmuxControlSocket/Coordinator/Workspace/ControlCommandCoordinator+Workspace.swift
+852	Sources/WorkspaceContentView.swift
 847	cmuxTests/AgentSessionAutoResumeSettingsTests.swift
 845	cmuxTests/SSHStartupSignalLifecycleTests.swift
+831	Sources/Panels/AgentSessionWebRendererCoordinator.swift
 830	Sources/TaskManagerTypes.swift
 825	Packages/iOS/CmuxMobileShellUI/Sources/CmuxMobileShellUI/TerminalComposerView.swift
 824	Sources/MainWindowFocusController.swift
 810	Packages/macOS/CmuxSwiftRender/Tests/CmuxSwiftRenderTests/SwiftViewInterpreterTests.swift
 803	Packages/iOS/CmuxMobilePairedMac/Sources/CmuxMobilePairedMac/MobilePairedMacStore.swift
-802	Sources/WorkspaceContentView.swift
 797	Sources/ClosedItemHistory.swift
 779	cmuxUITests/BrowserOmnibarSuggestionsUITests.swift
 769	Packages/macOS/CmuxTerminal/Sources/CmuxTerminal/Surface/TerminalSurface+Input.swift
 768	cmuxUITests/BrowserFixtureInteractionUITests.swift
 762	Packages/iOS/CmuxMobileTransport/Sources/CmuxMobileTransport/CmxNetworkByteTransport.swift
 760	Packages/macOS/CMUXAgentLaunch/Tests/CMUXAgentLaunchTests/AgentLaunchSanitizerTests.swift
 759	Sources/App/MenuBarExtraController.swift
-756	Sources/Panels/AgentSessionWebRendererCoordinator.swift
 755	CLI/CMUXCLI+AgentHookDefinitions.swift
 754	Sources/TerminalController+ControlWorkspaceContext.swift
 752	cmuxUITests/CloseWorkspaceCmdDUITests.swift
@@ -131,18 +132,18 @@
 718	Packages/Shared/CmuxAuthRuntime/Sources/CmuxAuthRuntime/Coordinator/AuthCoordinator.swift
 716	Sources/TaskManagerSnapshot.swift
 715	Sources/AppleScriptSupport.swift
+711	Sources/Panels/AgentSessionProcessStore.swift
 710	Sources/TerminalSSHSessionDetector.swift
 706	CLI/CMUXCLI+Config.swift
 705	Sources/Panels/BrowserPopupWindowController.swift
+702	Sources/TerminalController+ControlPaneContext.swift
 699	cmuxTests/TerminalNotificationClearAllTests.swift
 698	cmuxTests/RestorableAgentHookProviderResumeTests.swift
 696	cmuxTests/UpdatePillReleaseVisibilityTests.swift
 691	Sources/NotificationSoundSettings.swift
 691	cmuxTests/TaskManagerResourcesTests.swift
 688	cmuxTests/KeyboardShortcutContextTests.swift
 683	Packages/macOS/CmuxSwiftRender/Sources/CmuxSwiftRender/SwiftViewInterpreter.swift
-683	Sources/Panels/CodexAppServerSession.swift
-681	Sources/Panels/AgentSessionProcessStore.swift
 680	Sources/FileExplorerSearchController.swift
 677	Packages/macOS/CmuxRemoteSession/Sources/CmuxRemoteSession/Session/RemoteSessionCoordinator+Bootstrap.swift
 668	cmuxTests/FeedCoordinatorTests.swift
@@ -154,12 +155,12 @@
 655	Packages/macOS/CmuxTerminal/Sources/CmuxTerminal/Surface/TerminalSurface+RuntimeLifecycle.swift
 653	Packages/macOS/CmuxBrowser/Sources/CmuxBrowser/Import/Detection/BrowserInstalledBrowserDetector.swift
 650	Sources/Panels/MarkdownRemoteImageLoader.swift
+650	cmuxTests/AgentExecutableResolverTests.swift
 642	cmuxTests/RemoteTmuxControlParserTests.swift
 641	cmuxTests/CommandPaletteNucleoFFITests.swift
-636	Sources/TerminalController+ControlPaneContext.swift
 632	cmuxTests/AgentSessionAutoResumeSwiftTests.swift
 630	Packages/macOS/CmuxSettings/Sources/CmuxSettings/Values/ShortcutWhenClause.swift
-629	Packages/macOS/CmuxSettingsUI/Sources/CmuxSettingsUI/Sections/KeyboardShortcutsSection.swift
+627	Packages/macOS/CmuxSettingsUI/Sources/CmuxSettingsUI/Sections/KeyboardShortcutsSection.swift
 621	cmuxUITests/RightSidebarChromeHeightUITests.swift
 620	cmuxTests/FinderFileDropRegressionTests.swift
 620	cmuxTests/TerminalNotificationQueueTests.swift
@@ -186,20 +187,19 @@
 568	Packages/Shared/CMUXMobileCore/Sources/CMUXMobileCore/MobileTerminalRenderGrid.swift
 567	Packages/macOS/CmuxTerminalCore/Sources/CmuxTerminalCore/ConfigDiscovery/GhosttyConfigDiscovery.swift
 562	Packages/iOS/CmuxAgentChatUI/Sources/CmuxAgentChatUI/Transcript/ChatTranscriptTableView.swift
-562	cmuxTests/AgentExecutableResolverTests.swift
 561	cmuxTests/GhosttyConfigPathResolverTests.swift
 560	cmuxTests/CLISSHPTYResizeInputTests.swift
 558	Packages/macOS/CmuxGit/Sources/CmuxGit/Parsing/GitMetadataService+Config.swift
+557	Packages/macOS/CmuxControlSocket/Sources/CmuxControlSocket/Coordinator/Pane/ControlCommandCoordinator+Pane.swift
 552	Packages/macOS/CmuxSettingsUI/Sources/CmuxSettingsUI/Sections/BrowserSection.swift
+549	Packages/macOS/CmuxControlSocket/Sources/CmuxControlSocket/Coordinator/Surface/ControlCommandCoordinator+Surface.swift
 549	Sources/Panels/BrowserAutomation.swift
 547	Packages/iOS/CmuxMobileShell/Sources/CmuxMobileShell/BackingUpPairedMacStore.swift
-541	Packages/macOS/CmuxControlSocket/Sources/CmuxControlSocket/Coordinator/Pane/ControlCommandCoordinator+Pane.swift
 540	Packages/macOS/CmuxWorkspaces/Sources/CmuxWorkspaces/Coordinators/WorkspaceReorderCoordinator.swift
 539	CLI/CMUXCLI+Themes.swift
 539	CLI/CodexTeamsApprovalBridge.swift
 538	Packages/macOS/CmuxRemoteWorkspace/Sources/CmuxRemoteWorkspace/PTYBridge/RemotePTYBridgeSession.swift
 536	cmuxTests/CmuxConfigContextMenuTests.swift
-534	Packages/macOS/CmuxControlSocket/Sources/CmuxControlSocket/Coordinator/Surface/ControlCommandCoordinator+Surface.swift
 531	Sources/App/WorkspaceRuntimeSettings.swift
 530	Packages/iOS/CmuxMobileTerminal/Sources/CmuxMobileTerminal/GhosttyRuntime.swift
 529	Packages/macOS/CmuxSettingsUI/Sources/CmuxSettingsUI/Scene/SettingsWindowScene.swift
@@ -214,19 +214,19 @@
 520	cmuxTests/MainWindowVisibilityControllerTests.swift
 519	Packages/macOS/CmuxSwiftRender/Tests/CmuxSwiftRenderTests/Corpus/stress-two-column-cockpit-sidebar.swift
 519	Sources/CmuxConfigExecutor.swift
-518	Packages/iOS/CmuxMobileShellUI/Sources/CmuxMobileShellUI/CMUXMobileRootView.swift
 518	Packages/macOS/CmuxSwiftRender/Tests/CmuxSwiftRenderTests/Corpus/stress-git-review-queue-command-deck.swift
+516	Sources/TerminalController+ControlSurfaceContext2.swift
 516	Sources/TerminalImageTransfer.swift
 514	Packages/macOS/CmuxSwiftRender/Sources/CmuxSwiftRender/ExpressionEvaluator.swift
 514	cmuxUITests/UpdatePillUITests.swift
 509	Packages/macOS/CMUXAgentLaunch/Sources/CMUXAgentLaunch/AgentLaunchSanitizerAdditionalPolicies.swift
 507	Sources/TerminalControllerTopSupport.swift
 506	Sources/App/MainWindowVisibilityController.swift
+505	Packages/iOS/CmuxMobileShellUI/Sources/CmuxMobileShellUI/CMUXMobileRootView.swift
 505	cmuxUITests/DisplayResolutionRegressionUITests.swift
 504	cmuxTests/TerminalNotificationSocketActionTests.swift
 503	Sources/Settings/ConfigSource.swift
 502	Sources/CmuxEventPublishing.swift
-502	Sources/KeyboardShortcutContext.swift
 502	Sources/RemoteTmuxSessionMirror.swift
 501	Packages/macOS/CmuxControlSocket/Tests/CmuxControlSocketTests/ControlCommandContextTestStubs.swift
 500	Sources/KeyboardShortcutRecorder.swift