fix: mobile-client, showCount (#1055)

Reviewed-on: daoyoucloud/tachybase#1055
Co-authored-by: bai.zixv <bai.zixv@foxmail.com>
Co-committed-by: bai.zixv <bai.zixv@foxmail.com>

packages/plugins/@tachybase/plugin-mobile-client/src/client/core/schema/components/antd-mobile/ImageUploader/ImageUploader.tsx

@@ -54,9 +54,13 @@ export const MImageUploader = connect(
     return { ...props };
   }),
   mapReadPretty((props) => {
+    // 控制显示的图片数量
+    const { showCount, value = [] } = props;
+    const dataValues = value.slice(0, showCount);
     return (
       <ImageUploader
         {...props}
+        value={dataValues}
         disableUpload
         showUpload={false}
         upload={async () => {