v1.2.3: fully Gitea-hosted; self-contained CI

CHANGELOG.md

@@ -6,6 +6,11 @@ The format follows [Keep a Changelog](https://keepachangelog.com/en/1.1.0/), and
 
 ## [Unreleased]
 
+## [1.2.3] - 2026-06-01
+### Changed
+- Project is now fully self-hosted on Gitea (`git.engelgardt23.ru`): update-check, links and badges no longer reference GitHub.
+- CI moved to self-contained Gitea Actions (no GitHub-hosted actions); releases are built on a self-hosted Windows runner and published to the local instance.
+
 ## [1.2.1] - 2026-05-18
 ### Changed
 - The `Update available (vX.Y.Z)` hint in the header is now a clickable hyperlink that opens the releases page (OSC 8 terminal hyperlink). Modern terminals (Windows Terminal, VS Code, WezTerm, most Linux/macOS terminals) render it as a link — `Ctrl+Click` to follow. Older consoles show the plain text, so nothing breaks.
@@ -51,7 +56,8 @@ The format follows [Keep a Changelog](https://keepachangelog.com/en/1.1.0/), and
 - Scrollback cleared on startup so mouse-wheel doesn't expose pre-launch text.
 - MIT licensed.
 
-[Unreleased]: https://git.engelgardt23.ru/engel/dhcpsrv/compare/v1.2.1...HEAD
+[Unreleased]: https://git.engelgardt23.ru/engel/dhcpsrv/compare/v1.2.3...HEAD
+[1.2.3]: https://git.engelgardt23.ru/engel/dhcpsrv/compare/v1.2.1...v1.2.3
 [1.2.1]: https://git.engelgardt23.ru/engel/dhcpsrv/compare/v1.2.0...v1.2.1
 [1.2.0]: https://git.engelgardt23.ru/engel/dhcpsrv/compare/v1.1.3...v1.2.0
 [1.1.3]: https://git.engelgardt23.ru/engel/dhcpsrv/compare/v1.1.2...v1.1.3