Meeting Ringer: vanhemmat versiot ja versiohistoria

⚡ Improvements
- Instant Sync on App Focus: Upcoming meetings now refresh immediately whenever you bring the app to the foreground or click the system tray icon.
- Smart Offline Handling: Instantly detects when your network connection drops to eliminate retry spam and conserve system resources.
- Extended Sign-In Window: Google Calendar authentication now allows up to 20 minutes to complete sign-in, giving you plenty of time for two-factor authentication (2FA) and security prompts.
- Friendly Sync Status: Account badges now translate raw network and DNS errors into clear, plain-English status messages indicating automatic retry.
- Network Resilience: Added automatic request timeouts and robust reconnection logic to prevent calendar sync stalls during unstable connections.

🐛 Bug Fixes
- Ringing Notification Reliability: Fixed an internal locking issue that could delay meeting alerts under specific conditions.
- Account Error Badge Visibility: Fixed an issue where account sync error badges could lose their alert styling when Pro subscriptions were active.

Multi-platform packaging, automated update checks, and calendar sync improvements.