Add changelog tag

Author: HelloYeew

CHANGELOG.md

@@ -27,6 +27,7 @@
 - Export color scheme to plugin
 - Initial release to plugin marketplace!
 
-[Unreleased]: https://github.com/HelloYeew/helloyeew-jetbrain-theme/commits/v0.0.2...HEAD
+[Unreleased]: https://github.com/HelloYeew/helloyeew-jetbrain-theme/commits/v1.0.0...HEAD
+[1.0.0]: https://github.com/HelloYeew/helloyeew-jetbrain-theme/commits/v0.0.2...v1.0.0
 [0.0.2]: https://github.com/HelloYeew/helloyeew-jetbrain-theme/commits/v0.0.1...v0.0.2
 [0.0.1]: https://github.com/HelloYeew/helloyeew-jetbrain-theme/commits/v0.0.1