Release 0.2.0-rc.1

The first release candidate of 0.2.0: DNSSEC signing and Porkbun
support, two-factor login, view colours and navigation, and the build
shown in a footer. Its notes are the CHANGELOG's Unreleased section.

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

README.md

@@ -166,9 +166,11 @@ review step.
 
 ## Status
 
-Version 0.1.0, the first release. It is feature-complete for one server's
-configuration. DNSSEC signing and managing several servers are not handled
-yet ([concepts.md](docs/concepts.md#what-jarl-deliberately-doesnt-do-yet)).
+Version 0.2.0 is in testing (0.2.0-rc.1); 0.1.0 is the current release.
+0.2.0 adds DNSSEC signing, Porkbun support, two-factor login and view
+colours. Jarl is feature-complete for one server's configuration.
+Managing several servers from one jarld and dynamic updates are not
+handled yet ([concepts.md](docs/concepts.md#what-jarl-deliberately-doesnt-do-yet)).
 
 ## License