Update CHANGELOG.md

Author: Vadym-Kharchenko

CHANGELOG.md

@@ -8,11 +8,20 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 <!-- Types of changes: Added, Changed, Deprecated, Improve, Fixed, Removed, -->
 <!-- ## Unreleased -->
 
-## Unreleased
+## [1.1.0] - 2025-01-25
 
 ### Added
 
 - Italian translation for the CRM software by @anselmix80
+- Translations into the following languages: `de, es, fr, nl, pt-BR, ru, uk`
+
+### Improve
+
+- `settings.py` to ensure stable execution of tests when language settings are overridden
+
+### Fixed
+
+- Test for receiving email notifications about subtask completion
 
 ## [1.0] - 2025-01-11