feat(identity): author card, per-user tip, comment caps, task status

Author card uses configurable limit/orderby/style and self CTAs.
Tip is per-user weixin/alipay QR modal (no site-global image).
Comment action permissions honor user_caps matrix.
Free points tasks expose done_today/passive status + better comment deep link.
audit-admin-contracts errors=0.

assets/admin/src/schema/sections/post-list/page.js

@@ -49,10 +49,11 @@ export const pageSchema = {
     post_article_video_cover_scale: 56,
     item_heading_bold: false,
     post_button_toptext: '喜欢就支持一下吧',
-    post_rewards_enabled: false,
-    post_rewards_text: '',
-    post_rewards_image: '',
-    post_rewards_btn_text: '赞赏',
+    post_rewards_s: false,
+    post_rewards_text: '赞赏',
+    post_author_card_limit: 6,
+    post_author_card_orderby: 'views',
+    post_author_card_style: 'card',
     article_maxheight_kg: false,
     article_maxheight: 1000,
   },
@@ -71,6 +72,17 @@ export const pageSchema = {
         { key: 'breadcrumbs_single_text', label: '末项显示「正文」', type: 'switch', default: true, dependsOn: { key: 'breadcrumbs_single_s', value: true }, help: '关闭后末项显示文章标题' },
         { key: 'post_prevnext_s', label: '上一篇/下一篇', type: 'switch', default: true },
         { key: 'post_authordesc_s', label: '作者简介', type: 'switch', default: true },
+        { key: 'post_author_card_limit', label: '作者卡文章数', type: 'number', default: 6, min: 0, max: 12, dependsOn: { key: 'post_authordesc_s', value: true } },
+        { key: 'post_author_card_orderby', label: '作者卡文章排序', type: 'select', default: 'views', options: [
+          { label: '浏览量', value: 'views' },
+          { label: '发布时间', value: 'date' },
+          { label: '更新时间', value: 'modified' },
+          { label: '评论数', value: 'comment_count' },
+        ], dependsOn: { key: 'post_authordesc_s', value: true } },
+        { key: 'post_author_card_style', label: '作者卡文章样式', type: 'radio', default: 'card', options: [
+          { label: '卡片', value: 'card' },
+          { label: '列表', value: 'list' },
+        ], dependsOn: { key: 'post_authordesc_s', value: true } },
         { key: 'post_single_hide_time_s', label: '隐藏文章时间', type: 'switch', default: false },
       ],
     },
@@ -137,10 +149,8 @@ export const pageSchema = {
         { key: 'post_copyright_enabled', label: '版权信息', type: 'switch', default: true },
         { key: 'post_copyright_text', label: '版权默认文案', type: 'textarea', default: '', help: '留空则自动生成"本文由 XX 原创发布"' },
         { key: 'post_button_toptext', label: '按钮上方文案', type: 'input', default: '喜欢就支持一下吧', help: '显示在点赞/打赏/分享按钮上方' },
-        { key: 'post_rewards_enabled', label: '打赏', type: 'switch', default: false },
-        { key: 'post_rewards_btn_text', label: '打赏按钮文案', type: 'input', default: '赞赏', dependsOn: { key: 'post_rewards_enabled', value: true } },
-        { key: 'post_rewards_text', label: '打赏说明', type: 'input', default: '', dependsOn: { key: 'post_rewards_enabled', value: true } },
-        { key: 'post_rewards_image', label: '打赏二维码 URL', type: 'input', default: '', dependsOn: { key: 'post_rewards_enabled', value: true } },
+        { key: 'post_rewards_s', label: '用户打赏', type: 'switch', default: false, help: '开启后用户可配置微信/支付宝收款码；无码则不显示按钮。' },
+        { key: 'post_rewards_text', label: '打赏按钮文案', type: 'input', default: '赞赏', dependsOn: { key: 'post_rewards_s', value: true } },
         { key: 'article_maxheight_kg', label: '正文限高', type: 'switch', default: false, help: '开启后长文默认折叠，可展开全文' },
         { key: 'article_maxheight', label: '限高像素', type: 'number', default: 1000, min: 200, max: 5000, dependsOn: { key: 'article_maxheight_kg', value: true } },
       ],