Codex task management in conversations; branch filters; SSH support

New features

• Added support for creating, searching, opening, forking, and managing Codex tasks directly from a conversation.
• Added filters for staged, unstaged, branch, and last-turn changes, with controls for comparing branches.
• Added support for adding selected transcript text directly to the composer.
• Added previews for image and file attachments before sending.
• Added inline Photos and Camera pickers to the attachment menu.
• Added a connection shortcut and support for SSH hosts using private keys or no credentials.
• Added usage limits and credit details to the task menu.

Improvements and bug fixes

• Improved the task list with consistent task terminology, clearer delegated task titles, and a Needs input status.
• Improved initial task loading and foreground recovery.
• Improved autocomplete by selecting the first result automatically and accepting it with Return.
• Improved model, reasoning, and Fast settings so changes remain scoped to the current task.
• Improved task-management and dynamic tool activity presentation.
• Improved side chats to open directly when only one conversation is available.
• Improved plugin autocomplete with installed plugins and their icons.
• Improved workspace diff accuracy and expand-and-collapse navigation.
• Improved recovery by preserving thread state across reconnects and host pairings across sign-out.
• Fixed stuck thread-list loading, prompt mode deadlocks, stale images, and microphone permission alerts.
• Fixed shake to undo and keyboard refocusing after sending a prompt.