- Add heartbeat events to /global/event and /event SSE endpoints
- Send server.heartbeat event every 30s to prevent WKWebView 60s timeout
- Fixes desktop app disconnecting from global events after 1 minute
Changes shell spawn flags from -l to -il so that ~/.zshrc and
~/.bashrc are sourced when starting the desktop app on macOS
and Linux. This fixes missing PATH and other environment
variables that users expect to be available.
Prevents text wrapping in dialog select options by removing wrapMode,
ensuring truncated text stays on single line and maintains proper timestamp visibility