feat: 编辑备注输入框增加placeholder提示

core/core-frontend/src/locales/zh-CN.ts

@@ -952,6 +952,7 @@ export default {
     field_can_not_empty: '字段不能为空',
     conditions_can_not_empty: '字段的条件不能为空，若无条件，请直接删除该字段',
     remark: '备注',
+    remark_placeholder: '备注限制50个字符',
     remark_show: '显示备注',
     remark_edit: '编辑备注',
     remark_bg_color: '背景填充',

core/core-frontend/src/views/chart/components/editor/editor-style/components/TitleSelector.vue

@@ -358,7 +358,14 @@ watch(
     >
       <div @keydown.stop @keyup.stop>
         <el-form-item :label="t('chart.remark')" class="form-item" prop="chartShowName">
-          <el-input type="textarea" autosize v-model="tempRemark" :maxlength="50" clearable />
+          <el-input
+            type="textarea"
+            autosize
+            v-model="tempRemark"
+            :maxlength="50"
+            clearable
+            :placeholder="t('chart.remark_placeholder')"
+          />
         </el-form-item>
       </div>
       <template #footer>