feat(web): 新增更新日志、服务条款、隐私政策页面；关于页更新日志链接修正

- web/dist/changelog/ 版本历史页，收录 v1.0.0–v1.0.29 全部发版记录
- web/dist/terms/ 服务条款页（付费/授权/数据/免责等）
- web/dist/privacy/ 隐私政策页（数据收集/使用/共享/用户权利等）
- 全站页脚补充 更新日志、服务条款、隐私政策三个链接
- about_screen 「更新日志」按钮链接由 /downloads/ 改为 /changelog/
- 新增 backend/cmd/issue 工具，用于签发指定门店的授权码 token

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

todo/todo.html

@@ -224,9 +224,9 @@ ul.todo-list { list-style: none; margin: 0; padding: 0; }
     <div class="header-meta">生成于 2026-06-10 · 真相源 todo/todo.json</div>
     <div class="stats">
       <div class="stat-pill"><strong>24</strong>全部</div>
-      <div class="stat-pill"><strong>4</strong>待开始</div>
-      <div class="stat-pill"><strong>1</strong>开发中</div>
-      <div class="stat-pill"><strong>5</strong>待验收</div>
+      <div class="stat-pill"><strong>2</strong>待开始</div>
+      <div class="stat-pill"><strong>2</strong>开发中</div>
+      <div class="stat-pill"><strong>6</strong>待验收</div>
       <div class="stat-pill"><strong>14</strong>已验收</div>
     </div>
   </div>
@@ -269,7 +269,7 @@ ul.todo-list { list-style: none; margin: 0; padding: 0; }
   
   <div class="section-block" id="section-open">
     <div class="section-title st-open" data-toggle="open">
-      📋 待开始 <span class="s-count">4</span>
+      📋 待开始 <span class="s-count">2</span>
       <span class="s-arrow">▴ 收起</span>
     </div>
     <div class="section-list-wrap " id="list-wrap-open">
@@ -303,34 +303,6 @@ ul.todo-list { list-style: none; margin: 0; padding: 0; }
       </div>
     </li>
 
-    <li class="todo-card s-open"
-        data-id="22"
-        data-level="low"
-        data-status="open"
-        data-tier=""
-        data-tags="前端,Web,文档">
-      <div class="card-header">
-        <span class="item-title">关于我们页文档/更新日志链接更新，Web 新增版本历史页</span>
-        <div class="card-badges">
-          <span class="tag status-badge s-open">待开始</span>
-          <span class="tag t-low">一般 / 优化</span>
-          
-          
-          
-        </div>
-      </div>
-      
-      <div class="item-desc">1. 客户端「关于我们」页面的「打开文档」「更新日志」链接指向需更新为正确地址。2. Web 营销站新增版本更新页面（/changelog 或 /download/），从 CHANGELOG.md 自动渲染，展示所有历史版本更新记录。</div>
-      
-      <div class="card-footer">
-        <div class="tag-row"><span class="tag t-tag" data-tag="前端">前端</span> <span class="tag t-tag" data-tag="Web">Web</span> <span class="tag t-tag" data-tag="文档">文档</span></div>
-        <div class="item-meta">
-      <span class="meta-date">🕐 2026-06-08</span>
-      
-    </div>
-      </div>
-    </li>
-
     <li class="todo-card s-open"
         data-id="23"
         data-level="low"
@@ -355,20 +327,58 @@ ul.todo-list { list-style: none; margin: 0; padding: 0; }
         <div class="item-meta">
       <span class="meta-date">🕐 2026-06-08</span>
       
+    </div>
+      </div>
+    </li>
+      </ul>
+    </div>
+  </div>
+  <div class="section-block" id="section-doing">
+    <div class="section-title st-doing" data-toggle="doing">
+      🔨 开发中 <span class="s-count">2</span>
+      <span class="s-arrow">▴ 收起</span>
+    </div>
+    <div class="section-list-wrap " id="list-wrap-doing">
+      <ul class="todo-list" id="list-doing">
+        
+    <li class="todo-card s-doing"
+        data-id="22"
+        data-level="low"
+        data-status="doing"
+        data-tier=""
+        data-tags="前端,Web,文档">
+      <div class="card-header">
+        <span class="item-title">关于我们页文档/更新日志链接更新，Web 新增版本历史页</span>
+        <div class="card-badges">
+          <span class="tag status-badge s-doing">开发中</span>
+          <span class="tag t-low">一般 / 优化</span>
+          
+          
+          
+        </div>
+      </div>
+      
+      <div class="item-desc">1. 客户端「关于我们」页面的「打开文档」「更新日志」链接指向需更新为正确地址。2. Web 营销站新增版本更新页面（/changelog 或 /download/），从 CHANGELOG.md 自动渲染，展示所有历史版本更新记录。</div>
+      
+      <div class="card-footer">
+        <div class="tag-row"><span class="tag t-tag" data-tag="前端">前端</span> <span class="tag t-tag" data-tag="Web">Web</span> <span class="tag t-tag" data-tag="文档">文档</span></div>
+        <div class="item-meta">
+      <span class="meta-date">🕐 2026-06-08</span>
+      
     </div>
       </div>
     </li>
 
-    <li class="todo-card s-open"
+    <li class="todo-card s-doing"
         data-id="24"
         data-level="low"
-        data-status="open"
+        data-status="doing"
         data-tier=""
         data-tags="Web,文档">
       <div class="card-header">
         <span class="item-title">服务条款与隐私政策页面</span>
         <div class="card-badges">
-          <span class="tag status-badge s-open">待开始</span>
+          <span class="tag status-badge s-doing">开发中</span>
           <span class="tag t-low">一般 / 优化</span>
           
           
@@ -389,101 +399,9 @@ ul.todo-list { list-style: none; margin: 0; padding: 0; }
       </ul>
     </div>
   </div>
-  <div class="section-block" id="section-doing">
-    <div class="section-title st-doing" data-toggle="doing">
-      🔨 开发中 <span class="s-count">1</span>
-      <span class="s-arrow">▴ 收起</span>
-    </div>
-    <div class="section-list-wrap " id="list-wrap-doing">
-      <ul class="todo-list" id="list-doing">
-        
-    <li class="todo-card s-doing"
-        data-id="21"
-        data-level="mid"
-        data-status="doing"
-        data-tier=""
-        data-tags="前端,后端,安全,文档">
-      <div class="card-header">
-        <span class="item-title">授权信息功能方案设计</span>
-        <div class="card-badges">
-          <span class="tag status-badge s-doing">开发中</span>
-          <span class="tag t-high">重要</span>
-          
-          <span class="tag sub-progress-badge">0/8 子任务</span>
-          
-        </div>
-      </div>
-      
-      <div class="item-desc">完整方案设计，涵盖：界面设计与交互、前端实现方案、后端接口与数据模型、安全策略（防盗用、防滥用、授权校验）等。需产出设计文档后再进入开发阶段。</div>
-      <div class="subtask-block">
-    <div class="subtask-header">
-      <span class="subtask-label">子任务</span>
-      <span class="subtask-progress-text">0 / 8 完成</span>
-      <div class="subtask-progress-bar"><div class="subtask-progress-fill" style="width:0%"></div></div>
-    </div>
-    <ul class="subtask-list"><li class="subtask-item s-open" data-sid="21A">
-      <span class="sub-icon s-open">○</span>
-      <span class="sub-sid">21A</span>
-      <span class="sub-title">后端：Ed25519 签发验签工具 + GenerateKey 修复</span>
-      <div class="sub-badges"><span class="tag tier-2">二级</span><span class="tag status-badge s-open">待开始</span></div>
-    </li>
-<li class="subtask-item s-open" data-sid="21B">
-      <span class="sub-icon s-open">○</span>
-      <span class="sub-sid">21B</span>
-      <span class="sub-title">数据库：license_devices 表 + licenses 表改造</span>
-      <div class="sub-badges"><span class="tag tier-2">二级</span><span class="tag status-badge s-open">待开始</span><span class="dep-section"><span class="dep-label">依赖:</span><span class="dep-badge dep-pending" title="21A 未完成">21A</span></span></div>
-    </li>
-<li class="subtask-item s-open" data-sid="21C">
-      <span class="sub-icon s-open">○</span>
-      <span class="sub-sid">21C</span>
-      <span class="sub-title">后端：注册自动签发 30 天 trial license</span>
-      <div class="sub-badges"><span class="tag tier-2">二级</span><span class="tag status-badge s-open">待开始</span><span class="dep-section"><span class="dep-label">依赖:</span><span class="dep-badge dep-pending" title="21A 未完成">21A</span></span></div>
-    </li>
-<li class="subtask-item s-open" data-sid="21D">
-      <span class="sub-icon s-open">○</span>
-      <span class="sub-sid">21D</span>
-      <span class="sub-title">后端：LicenseGuard 中间件 + JWT claim 扩展</span>
-      <div class="sub-badges"><span class="tag tier-2">二级</span><span class="tag status-badge s-open">待开始</span><span class="dep-section"><span class="dep-label">依赖:</span><span class="dep-badge dep-pending" title="21B 未完成">21B</span><span class="dep-badge dep-pending" title="21C 未完成">21C</span></span></div>
-    </li>
-<li class="subtask-item s-open" data-sid="21E">
-      <span class="sub-icon s-open">○</span>
-      <span class="sub-sid">21E</span>
-      <span class="sub-title">前端：license model/repository/device_id 采集</span>
-      <div class="sub-badges"><span class="tag tier-2">二级</span><span class="tag status-badge s-open">待开始</span><span class="dep-section"><span class="dep-label">依赖:</span><span class="dep-badge dep-pending" title="21A 未完成">21A</span></span></div>
-    </li>
-<li class="subtask-item s-open" data-sid="21F">
-      <span class="sub-icon s-open">○</span>
-      <span class="sub-sid">21F</span>
-      <span class="sub-title">前端：激活与设备管理 UI（授权 Tab 重构）</span>
-      <div class="sub-badges"><span class="tag tier-2">二级</span><span class="tag status-badge s-open">待开始</span><span class="dep-section"><span class="dep-label">依赖:</span><span class="dep-badge dep-pending" title="21D 未完成">21D</span><span class="dep-badge dep-pending" title="21E 未完成">21E</span></span></div>
-    </li>
-<li class="subtask-item s-open" data-sid="21G">
-      <span class="sub-icon s-open">○</span>
-      <span class="sub-sid">21G</span>
-      <span class="sub-title">前端：gating 横幅 + 到期弹窗（app_shell 注入）</span>
-      <div class="sub-badges"><span class="tag tier-2">二级</span><span class="tag status-badge s-open">待开始</span><span class="dep-section"><span class="dep-label">依赖:</span><span class="dep-badge dep-pending" title="21D 未完成">21D</span><span class="dep-badge dep-pending" title="21E 未完成">21E</span></span></div>
-    </li>
-<li class="subtask-item s-open" data-sid="21H">
-      <span class="sub-icon s-open">○</span>
-      <span class="sub-sid">21H</span>
-      <span class="sub-title">端到端验证：phase 切换 + 签名拒绝 + 多设备上限</span>
-      <div class="sub-badges"><span class="tag tier-2">二级</span><span class="tag status-badge s-open">待开始</span><span class="dep-section"><span class="dep-label">依赖:</span><span class="dep-badge dep-pending" title="21D 未完成">21D</span><span class="dep-badge dep-pending" title="21F 未完成">21F</span><span class="dep-badge dep-pending" title="21G 未完成">21G</span></span></div>
-    </li></ul>
-  </div>
-      <div class="card-footer">
-        <div class="tag-row"><span class="tag t-tag" data-tag="前端">前端</span> <span class="tag t-tag" data-tag="后端">后端</span> <span class="tag t-tag" data-tag="安全">安全</span> <span class="tag t-tag" data-tag="文档">文档</span></div>
-        <div class="item-meta">
-      <span class="meta-date">🕐 2026-06-08</span>
-      
-    </div>
-      </div>
-    </li>
-      </ul>
-    </div>
-  </div>
   <div class="section-block" id="section-done">
     <div class="section-title st-done" data-toggle="done">
-      🔍 待验收 <span class="s-count">5</span>
+      🔍 待验收 <span class="s-count">6</span>
       <span class="s-arrow">▴ 收起</span>
     </div>
     <div class="section-list-wrap " id="list-wrap-done">
@@ -573,6 +491,88 @@ ul.todo-list { list-style: none; margin: 0; padding: 0; }
       </div>
     </li>
 
+    <li class="todo-card s-done"
+        data-id="21"
+        data-level="low"
+        data-status="done"
+        data-tier=""
+        data-tags="前端,后端,安全,文档">
+      <div class="card-header">
+        <span class="item-title">授权信息功能方案设计</span>
+        <div class="card-badges">
+          <span class="tag status-badge s-done">待验收</span>
+          <span class="tag t-low">一般 / 优化</span>
+          
+          <span class="tag sub-progress-badge">8/8 子任务</span>
+          <button class="reject-btn" data-id="21" data-title="授权信息功能方案设计">拒绝验收</button>
+        </div>
+      </div>
+      
+      <div class="item-desc">完整方案设计，涵盖：界面设计与交互、前端实现方案、后端接口与数据模型、安全策略（防盗用、防滥用、授权校验）等。需产出设计文档后再进入开发阶段。</div>
+      <div class="subtask-block">
+    <div class="subtask-header">
+      <span class="subtask-label">子任务</span>
+      <span class="subtask-progress-text">8 / 8 完成</span>
+      <div class="subtask-progress-bar"><div class="subtask-progress-fill" style="width:100%"></div></div>
+    </div>
+    <ul class="subtask-list"><li class="subtask-item s-done" data-sid="21A">
+      <span class="sub-icon s-done">✓</span>
+      <span class="sub-sid">21A</span>
+      <span class="sub-title">后端：Ed25519 签发验签工具 + GenerateKey 修复</span>
+      <div class="sub-badges"><span class="tag tier-2">二级</span><span class="tag status-badge s-done">待验收</span></div>
+    </li>
+<li class="subtask-item s-done" data-sid="21B">
+      <span class="sub-icon s-done">✓</span>
+      <span class="sub-sid">21B</span>
+      <span class="sub-title">数据库：license_devices 表 + licenses 表改造</span>
+      <div class="sub-badges"><span class="tag tier-2">二级</span><span class="tag status-badge s-done">待验收</span><span class="dep-section"><span class="dep-label">依赖:</span><span class="dep-badge dep-done" title="21A 已完成">21A</span></span></div>
+    </li>
+<li class="subtask-item s-done" data-sid="21C">
+      <span class="sub-icon s-done">✓</span>
+      <span class="sub-sid">21C</span>
+      <span class="sub-title">后端：注册自动签发 30 天 trial license</span>
+      <div class="sub-badges"><span class="tag tier-2">二级</span><span class="tag status-badge s-done">待验收</span><span class="dep-section"><span class="dep-label">依赖:</span><span class="dep-badge dep-done" title="21A 已完成">21A</span></span></div>
+    </li>
+<li class="subtask-item s-done" data-sid="21D">
+      <span class="sub-icon s-done">✓</span>
+      <span class="sub-sid">21D</span>
+      <span class="sub-title">后端：LicenseGuard 中间件 + JWT claim 扩展</span>
+      <div class="sub-badges"><span class="tag tier-2">二级</span><span class="tag status-badge s-done">待验收</span><span class="dep-section"><span class="dep-label">依赖:</span><span class="dep-badge dep-done" title="21B 已完成">21B</span><span class="dep-badge dep-done" title="21C 已完成">21C</span></span></div>
+    </li>
+<li class="subtask-item s-done" data-sid="21E">
+      <span class="sub-icon s-done">✓</span>
+      <span class="sub-sid">21E</span>
+      <span class="sub-title">前端：license model/repository/device_id 采集</span>
+      <div class="sub-badges"><span class="tag tier-2">二级</span><span class="tag status-badge s-done">待验收</span><span class="dep-section"><span class="dep-label">依赖:</span><span class="dep-badge dep-done" title="21A 已完成">21A</span></span></div>
+    </li>
+<li class="subtask-item s-done" data-sid="21F">
+      <span class="sub-icon s-done">✓</span>
+      <span class="sub-sid">21F</span>
+      <span class="sub-title">前端：激活与设备管理 UI（授权 Tab 重构）</span>
+      <div class="sub-badges"><span class="tag tier-2">二级</span><span class="tag status-badge s-done">待验收</span><span class="dep-section"><span class="dep-label">依赖:</span><span class="dep-badge dep-done" title="21D 已完成">21D</span><span class="dep-badge dep-done" title="21E 已完成">21E</span></span></div>
+    </li>
+<li class="subtask-item s-done" data-sid="21G">
+      <span class="sub-icon s-done">✓</span>
+      <span class="sub-sid">21G</span>
+      <span class="sub-title">前端：gating 横幅 + 到期弹窗（app_shell 注入）</span>
+      <div class="sub-badges"><span class="tag tier-2">二级</span><span class="tag status-badge s-done">待验收</span><span class="dep-section"><span class="dep-label">依赖:</span><span class="dep-badge dep-done" title="21D 已完成">21D</span><span class="dep-badge dep-done" title="21E 已完成">21E</span></span></div>
+    </li>
+<li class="subtask-item s-done" data-sid="21H">
+      <span class="sub-icon s-done">✓</span>
+      <span class="sub-sid">21H</span>
+      <span class="sub-title">端到端验证：phase 切换 + 签名拒绝 + 多设备上限</span>
+      <div class="sub-badges"><span class="tag tier-2">二级</span><span class="tag status-badge s-done">待验收</span><span class="dep-section"><span class="dep-label">依赖:</span><span class="dep-badge dep-done" title="21D 已完成">21D</span><span class="dep-badge dep-done" title="21F 已完成">21F</span><span class="dep-badge dep-done" title="21G 已完成">21G</span></span></div>
+    </li></ul>
+  </div>
+      <div class="card-footer">
+        <div class="tag-row"><span class="tag t-tag" data-tag="前端">前端</span> <span class="tag t-tag" data-tag="后端">后端</span> <span class="tag t-tag" data-tag="安全">安全</span> <span class="tag t-tag" data-tag="文档">文档</span></div>
+        <div class="item-meta">
+      <span class="meta-date">🕐 2026-06-08</span>
+      
+    </div>
+      </div>
+    </li>
+
     <li class="todo-card s-done"
         data-id="25"
         data-level="low"

todo/todo.json

@@ -1,7 +1,7 @@
 {
   "meta": {
     "title": "酒库管理系统 — 项目 TODO",
-    "updated_at": "2026-06-09T16:15:09.789Z"
+    "updated_at": "2026-06-10T14:49:02.179Z"
   },
   "seq": 28,
   "items": [
@@ -277,7 +277,7 @@
       "id": 21,
       "title": "授权信息功能方案设计",
       "desc": "完整方案设计，涵盖：界面设计与交互、前端实现方案、后端接口与数据模型、安全策略（防盗用、防滥用、授权校验）等。需产出设计文档后再进入开发阶段。",
-      "level": "mid",
+      "level": "low",
       "tags": [
         "前端",
         "后端",
@@ -288,14 +288,14 @@
       "done": false,
       "completed_at": null,
       "version": null,
-      "status": "doing",
+      "status": "done",
       "subtasks": [
         {
           "sid": "21A",
           "title": "后端：Ed25519 签发验签工具 + GenerateKey 修复",
           "tier": 2,
           "deps": [],
-          "status": "open",
+          "status": "done",
           "created_at": "2026-06-09T16:14:58.628Z"
         },
         {
@@ -305,7 +305,7 @@
           "deps": [
             "21A"
           ],
-          "status": "open",
+          "status": "done",
           "created_at": "2026-06-09T16:15:09.490Z"
         },
         {
@@ -315,7 +315,7 @@
           "deps": [
             "21A"
           ],
-          "status": "open",
+          "status": "done",
           "created_at": "2026-06-09T16:15:09.541Z"
         },
         {
@@ -326,7 +326,7 @@
             "21B",
             "21C"
           ],
-          "status": "open",
+          "status": "done",
           "created_at": "2026-06-09T16:15:09.590Z"
         },
         {
@@ -336,7 +336,7 @@
           "deps": [
             "21A"
           ],
-          "status": "open",
+          "status": "done",
           "created_at": "2026-06-09T16:15:09.639Z"
         },
         {
@@ -347,7 +347,7 @@
             "21D",
             "21E"
           ],
-          "status": "open",
+          "status": "done",
           "created_at": "2026-06-09T16:15:09.689Z"
         },
         {
@@ -358,7 +358,7 @@
             "21D",
             "21E"
           ],
-          "status": "open",
+          "status": "done",
           "created_at": "2026-06-09T16:15:09.739Z"
         },
         {
@@ -370,7 +370,7 @@
             "21F",
             "21G"
           ],
-          "status": "open",
+          "status": "done",
           "created_at": "2026-06-09T16:15:09.789Z"
         }
       ]
@@ -389,7 +389,7 @@
       "done": false,
       "completed_at": null,
       "version": null,
-      "status": "open"
+      "status": "doing"
     },
     {
       "id": 23,
@@ -419,7 +419,7 @@
       "done": false,
       "completed_at": null,
       "version": null,
-      "status": "open"
+      "status": "doing"
     },
     {
       "id": 25,