Security release!
Fix incomplete SSRF protection in IsInternalIP() detection for IPv6 transition mechanisms (GHSA-w4mc-hhc6-xp28)
Feature
Add wait support to readyz (axllent/mailpit#697)
Chore
Compress websocket messages once per broadcast to improve performance (axllent/mailpit#695)
Toggle websocket compression using HTTP compression setting (axllent/mailpit#695)
Update Github Actions dependencies
Update Go dependencies
Update node dependencies
Fix
Adjust header setting order in error response functions (axllent/mailpit#699)
Test
Add readyz tests
