feat: support starting before the desktop session

[jialeicui]

Fixes #1

[Copilot]

Copilot reviewed 4 out of 4 changed files in this pull request and generated no comments.

Comments suppressed due to low confidence (1)

cmd/keyswift/main.go:140

• Accessing and updating the 'windowMonitor' variable from multiple goroutines may lead to race conditions. Consider adding appropriate synchronization (e.g., a mutex or atomic operations) to protect updates and reads.

if _, ok := windowMonitor.(*dbus.DegradedReceiver); ok {

[Copilot]

Copilot reviewed 4 out of 4 changed files in this pull request and generated 2 comments.