v0.28.0

What's Changed

• feat(web-session): add heartbeat-based ws recovery (7927f6b)
• feat(web-session): prevent stale snapshot tab switches (9242613)
• feat(web-session): refine approval tab visual tone (d92bfe1)
• feat: add web session URL deep links (f9a59ee)
• feat: add upload auto-retry feedback (4900954)
• feat: improve mobile file manager preview flow (893c616)
• feat: add workspace file manager (31e44fe)
• refactor: focus sdk on web and terminal sessions (664979c)
• feat: add Codex active-call timeout recovery (0ce0019)
• feat: avoid git errors when switching non-git projects (0571537)
• feat(web-session): support direct quick-input send (8c9edda)
• feat(ui): improve theme setting defaults and warnings (de14cc6)
• feat(web-session): show raw toggle only for active timeline cards (e1a7437)
• feat(web-session): confirm conflicting sends before execution (810c544)
• fix(ui): align web session summary and session state (38d33d9)

Full Changelog: v0.27.0...v0.28.0