v0.4.1 Fixed fatal edge case where call to getBody() on null

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- 🆕 Priority whitelist field
- 🆕 Block-Kit cards with urgency emoji
- 🐞 Fix “View Ticket” URL (trailing /)
- ✅ PHP 8.3 & cron-safe logging

v0.4 – priority whitelist & Block-Kit cards w/urgency emoji

markdown
- 🆕 Priority whitelist field
- 🆕 Block-Kit cards with urgency emoji
- 🐞 Fix “View Ticket” URL (trailing /)
- ✅ PHP 8.3 & cron-safe logging