diff --git a/settings.yaml b/settings.yaml
index 2cd906b..7d4c997 100644
--- a/settings.yaml
+++ b/settings.yaml
@@ -695,7 +695,7 @@ spec:
             - $formkit: code
               name: content
               language: html
-              height: 160px
+              height: 45px
               label: 侧边栏内容
               placeholder: 请输入 HTML 内容
               help: '非必填，仅在侧边栏类型为公告、广告、自定义时生效。'
@@ -1023,7 +1023,7 @@ spec:
           label: "友链页面-补充信息"
           placeholder: '请输入补充信息'
           language: html
-          height: 240px
+          height: 45px
           help: '友链页面最低部的补充说明信息，支持 HTML 格式。'
         - $formkit: radio
           name: link_enable_comment
@@ -1154,7 +1154,7 @@ spec:
               label: "搜索页面-无搜索结果提示语"
               language: html
               value: '没有搜索结果'
-              height: 240px
+              height: 45px
               help: '搜索页面-无搜索结果提示语，支持 HTML 格式。'
             - $formkit: number
               if: $get(search_enable).value
@@ -1162,7 +1162,7 @@ spec:
               validation: required
               label: "搜索页面-搜索结果最大显示数量"
               value: 10
-              height: 240px
+              height: 45px
               help: '搜索页面-搜索结果最大显示数量。'
     - group: enhance
       label: '增强功能'
@@ -1494,7 +1494,7 @@ spec:
           validation: required
           label: 安全链接页面-跳转提示区域文本描述
           language: html
-          height: 240px
+          height: 45px
           value: '您即将离开<span>{title}</span>，去往：<span>{url}</span>'
           placeholder: '请输入安全链接页面跳转提示区域的文本描述'
           help: '"<span></span>"包裹时字体颜色为主题色，“ {title} ”表示站点主标题，“ {url} ”表示跳转URL，区分大小写。默认值：“您即将离开<span>{title}</span>，去往：<span>{url}</span>”'
@@ -1510,34 +1510,34 @@ spec:
         - $formkit: code
           name: inline_css
           language: css
-          height: 240px
+          height: 45px
           label: "内嵌 CSS"
           placeholder: 请输入 CSS 样式内容
           help: '填入CSS代码，无需style标签，将插入head标签尾部。'
         - $formkit: code
           name: external_js_head
           language: javascript
-          height: 240px
+          height: 45px
           label: "外部 JS 链接（head）"
           placeholder: 请输入 script 标签
           help: '填入外部JS链接，需要script标签，可按情况指定async和defer属性，将插入head标签尾部。'
         - $formkit: code
           name: inline_js_head
           language: javascript
-          height: 240px
+          height: 45px
           label: "内嵌 JS（head）"
           placeholder: 请输入 JS 代码内容
           help: '填入JS代码，无需script标签，将插入head标签尾部。'
         - $formkit: code
           name: external_js_body
           language: javascript
-          height: 240px
+          height: 45px
           label: "外部 JS 链接（body）"
           placeholder: 请输入 script 标签
           help: '填入外部JS链接，需要script标签，可按情况指定async和defer属性，将插入body标签尾部。'
         - $formkit: code
           language: javascript
-          height: 240px
+          height: 45px
           name: inline_js_body
           label: "内嵌JS（body）"
           placeholder: 请输入 JS 代码内容
diff --git a/templates/archives.html b/templates/archives.html
index 00e0f31..5dbe8bf 100644
--- a/templates/archives.html
+++ b/templates/archives.html
@@ -13,7 +13,7 @@
         <div class="timeline">
           <th:block th:each="months : ${archive.months}">
             <article th:each="post : ${months.posts}" class="media"
-                     th:with="thumbnail = ${#strings.isEmpty(post.spec.cover) ? #strings.isEmpty(theme.config.post.default_thumbnail) ? '' : theme.config.post.default_thumbnail + (#strings.contains(theme.config.post.default_thumbnail, '?') ? '&' : '?') + 'id=' + post.metadata.name : post.spec.cover}">
+                     th:with="thumbnail = ${#strings.isEmpty(post.spec.cover) ? #strings.isEmpty(theme.config.post.default_thumbnail) ? '' : theme.config.post.default_thumbnail + (#strings.contains(theme.config.post.default_thumbnail, '?') ? '&' : '?') + 'id=' + post.metadata.name : thumbnail.gen(post.spec.cover, 's')}">
               <a th:if="${!#strings.isEmpty(thumbnail)}" th:href="${post.status.permalink}" class="media-left">
                 <img class="not-gallery" th:src="${thumbnail}" th:alt="${post.spec.title}">
               </a>
diff --git a/templates/main/article.html b/templates/main/article.html
index 77fc2d3..b12d6c5 100644
--- a/templates/main/article.html
+++ b/templates/main/article.html
@@ -1,7 +1,7 @@
 <th:block xmlns:th="https://www.thymeleaf.org"
      th:fragment="article (post, type)"
      th:with="updateInterval = ${T(java.lang.Math).floor((#dates.createNow().getTime()/1000.0 - post.status.lastModifyTime.getEpochSecond())/86400.0).intValue()},
-     thumbnail = ${#strings.isEmpty(post.spec.cover) ? #strings.isEmpty(theme.config.post.default_thumbnail) ? '' : theme.config.post.default_thumbnail + (#strings.contains(theme.config.post.default_thumbnail, '?') ? '&' : '?') + 'id=' + post.metadata.name : post.spec.cover}">
+     thumbnail = ${#strings.isEmpty(post.spec.cover) ? #strings.isEmpty(theme.config.post.default_thumbnail) ? '' : theme.config.post.default_thumbnail + (#strings.contains(theme.config.post.default_thumbnail, '?') ? '&' : '?') + 'id=' + post.metadata.name : thumbnail.gen(post.spec.cover, 'm')}">
 
     <div th:if="${!#strings.isEmpty(thumbnail)}" class="card widget">
         <div class="cover-image" th:style="'background-image: url(' + ${thumbnail} + ')'">
diff --git a/templates/main/article_list.html b/templates/main/article_list.html
index acb36d9..310e024 100644
--- a/templates/main/article_list.html
+++ b/templates/main/article_list.html
@@ -1,7 +1,7 @@
 <th:block xmlns:th="https://www.thymeleaf.org"
           th:fragment="articleList (posts)">
   <th:block th:each="post : ${posts}"
-            th:with="thumbnail = ${#strings.isEmpty(post.spec.cover) ? #strings.isEmpty(theme.config.post.default_thumbnail) ? '' : theme.config.post.default_thumbnail + (#strings.contains(theme.config.post.default_thumbnail, '?') ? '&' : '?') + 'id=' + post.metadata.name : post.spec.cover},
+            th:with="thumbnail = ${#strings.isEmpty(post.spec.cover) ? #strings.isEmpty(theme.config.post.default_thumbnail) ? '' : theme.config.post.default_thumbnail + (#strings.contains(theme.config.post.default_thumbnail, '?') ? '&' : '?') + 'id=' + post.metadata.name : thumbnail.gen(post.spec.cover, 's')},
             thumbnail_mode = ${(theme.config.post.top_thumbnail_mode == 'grid' || (!post.spec.pinned && theme.config.post.thumbnail_mode == 'grid'))? 'grid' : !#strings.isEmpty(post.metadata.annotations.get('thumbnail_mode'))? post.metadata.annotations.get('thumbnail_mode') : post.spec.pinned ? theme.config.post.top_thumbnail_mode : theme.config.post.thumbnail_mode}">
     <div th:if="${!#strings.isEmpty(thumbnail) && thumbnail_mode == 'back'}" class="card widget card-cover">
       <a th:href="${post.status.permalink}">
diff --git a/theme.yaml b/theme.yaml
index 2f26023..1052063 100644
--- a/theme.yaml
+++ b/theme.yaml
@@ -30,9 +30,9 @@ spec:
   settingName: theme-dream2-plus-setting
   configMapName: theme-dream2-plus-configMap
   # 版本号
-  version: 1.2.8
+  version: 1.2.9
   # 最低支持的 Halo 版本
-  require: ">=2.15.0"
+  require: ">=2.19.0"
   # 许可
   license:
     - name: "MIT"