feat(user): badge icon urls and wear medal chrome

Extend badge dictionary with optional icon_url, prefer aksrt_wear_badge
when assigned, and render medal images in identity chips.

assets/admin/src/schema/sections/users/badge.js

@@ -25,7 +25,14 @@ export const badgeSchema = {
       title: '徽章字典',
       icon: 'fas fa-bookmark',
       fields: [
-        { key: 'user_badge_dictionary', label: '徽章列表', type: 'textarea', default: 'founder|创始成员|warning\nstaff|站务团队|info', help: '每行一个徽章：slug|显示文案|色调(neutral/info/success/warning/brand)', dependsOn: { key: 'user_badge_enabled', value: true } },
+        {
+          key: 'user_badge_dictionary',
+          label: '徽章列表',
+          type: 'textarea',
+          default: 'founder|创始成员|warning\nstaff|站务团队|info',
+          help: '每行一个徽章：slug|显示文案|色调(neutral/info/success/warning/brand)|图标URL(可选)。有 icon_url 时前台显示勋章图；用户 meta aksrt_wear_badge 指定当前佩戴一枚。',
+          dependsOn: { key: 'user_badge_enabled', value: true },
+        },
       ],
     },
   ],