v2.0.0

Added

• Capture OSC 9 desktop notifications
• Expose Handler.Title and close with 4001 on process exit
• Add SessionManager for multiple independent sessions
• Add per-session status stream (SSE) activity monitor
• Add session status-stream (SSE) client
• Bind renderer to a swappable store with viewport-first rebuild
• MapKeyboardEvent takes modes explicitly for per-tab input
• Scope connection resume state per session for tab switching
• Add WithKeepUnfocused to pin focus-gated notifiers
• Move the Go module to /v2

Fixed

• Flush SSE status stream through ResponseWriter middleware