Block a user
MEDIUM: No EINTR handling in select() - IO thread exits on signal
HIGH: Thread safety - cleanup() called from multiple threads without synchronization
HIGH: Port number ignored when connecting via password dialog
CRITICAL: Double-delete crash when closing tabs
CRITICAL: SSH terminal displays nothing - IO thread uses wrong PTY end
Terminal-Architektur komplett ueberarbeitet: vte_terminal_spawn_sync
[Bug] Crash on connect - invalid VTE signal "size-changed"
[Feature] Live log output when started from terminal
[Bug] Single-click on server immediately connects instead of selecting
[Bug] Crash on SSH connect (use-after-free in idle callback)