Release 0.3.0-rc.2

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

README.md

@@ -167,7 +167,7 @@ review step.
 ## Status
 
 Version 0.2.0 is the current release, and 0.3.0 is in testing
-(0.3.0-rc.1). 0.2.0 added DNSSEC signing, Porkbun support, two-factor
+(0.3.0-rc.2). 0.2.0 added DNSSEC signing, Porkbun support, two-factor
 login and view colours; 0.3.0 adds disabled records and scripting output
 for the CLI. Jarl is feature-complete for one server's configuration.
 Managing several servers from one jarld and dynamic updates are not