diff --git a/.claude-plugin/marketplace.json b/.claude-plugin/marketplace.json
index d269af8..9b4badc 100644
--- a/.claude-plugin/marketplace.json
+++ b/.claude-plugin/marketplace.json
@@ -6,7 +6,7 @@
   },
   "metadata": {
     "description": "Skills shared by Baoyu for improving daily work efficiency",
-    "version": "1.41.0"
+    "version": "1.42.0"
   },
   "plugins": [
     {
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9934ed6..fc560f1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 English | [中文](./CHANGELOG.zh.md)
 
+## 1.42.0 - 2026-02-28
+
+### Features
+- `baoyu-markdown-to-html`: consolidate heritage and warm into single modern theme, add per-theme color defaults (default→blue, grace→purple, simple→green, modern→orange)
+- `baoyu-post-to-wechat`: add default color preference support in EXTEND.md, add modern theme option to first-time setup
+
 ## 1.41.0 - 2026-02-28
 
 ### Features
diff --git a/CHANGELOG.zh.md b/CHANGELOG.zh.md
index 4e6adaf..bd7ea61 100644
--- a/CHANGELOG.zh.md
+++ b/CHANGELOG.zh.md
@@ -2,6 +2,12 @@
 
 [English](./CHANGELOG.md) | 中文
 
+## 1.42.0 - 2026-02-28
+
+### 新功能
+- `baoyu-markdown-to-html`：合并 heritage 和 warm 为 modern 主题，新增主题默认颜色（default→蓝、grace→紫、simple→绿、modern→橙）
+- `baoyu-post-to-wechat`：EXTEND.md 新增默认颜色配置，首次设置增加 modern 主题和颜色选择
+
 ## 1.41.0 - 2026-02-28
 
 ### 新功能