update changelog

Author: neverRare

CHANGELOG.md

@@ -7,13 +7,18 @@ NOTE: Before publishing:
 - update this very document, don't forget to add release date
 -->
 
-<!--
 <details>
+
 <summary>On development changelog</summary>
+
+## 0.5.2
+
 The latest on-development version can be accessed by building the source code.
 On this on-development version, things can be broken.
+
+- Change "Add word" button into "Import word".
+
 </details>
--->
 
 ## 0.5.1
 

project_data.json

@@ -1,5 +1,5 @@
 {
-  "version": "0.5.1",
-  "onDevelopment": false,
+  "version": "0.5.2",
+  "onDevelopment": true,
   "releaseDate": "2025-3-9"
 }