docs (CHANGELOG): create and update change log file

Author: firestar300

CHANGELOG.md

@@ -0,0 +1,26 @@
+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## 1.0.4 - 2025-11-07
+
+* Replacement of icon for the icon block
+
+## 1.0.3 - 2025-09-05
+
+* fix icon inserter
+
+## 1.0.2 - 2025-02-26
+
+* allow aria and tabindex attributes
+
+## 1.0.1 - 2024-12-04
+
+* fix tabs scripts
+
+## 1.0.0- 2024-04-03
+
+* Initial release

readme.txt

@@ -28,21 +28,3 @@ the /assets directory or the directory that contains the stable readme.txt (tags
 directory take precedence. For example, `/assets/screenshot-1.png` would win over `/tags/4.3/screenshot-1.png`
 (or jpg, jpeg, gif).
 2. This is the second screen shot
-
-== Changelog ==
-
-= 1.0.4 =
-
-* fix icon inserter
-
-= 1.0.2 =
-
-* allow aria and tabindex attributes
-
-= 1.0.1 =
-
-* fix tabs scripts
-
-= 1.0.0 =
-
-* Initial release