feat: 注册准则阅读控制 + Footer 合规信息

准则阅读（三层控制）：
- registration.show_guidelines — 弹窗/复选框模式
- registration.force_guidelines — 是否强制倒计时+滚动
- registration.guidelines_timer — 倒计时秒数

Footer 合规（8 字段，空值不显示，链接纯手写）：
- site.operator_name / site.icp_number / site.icp_license
- site.police_number / site.wenwangwen / site.algorithm_filing
- site.privacy_url / site.terms_url
- 新增 safeHTML 模板函数输出不转义 HTML

templates/MetaLab-2026/html/auth/register.html

@@ -38,7 +38,16 @@
                 </label>
                 <span class="remember-hint">非共享设备推荐</span>
             </div>
+            {{if .ShowGuidelinesModal}}
             <p class="guidelines-link">点击注册即表示同意 <a href="#" id="openGuidelines">《{{.SiteName}} 社区用户准则》</a></p>
+            {{else}}
+            <div class="form-group guidelines-checkbox-group">
+                <label class="guidelines-checkbox-label">
+                    <input type="checkbox" id="guidelinesAgreed">
+                    我已阅读并同意<a href="#" id="openGuidelines">《{{.SiteName}} 社区用户准则》</a>
+                </label>
+            </div>
+            {{end}}
             <button type="submit" class="submit-btn" id="submitBtn">注 册</button>
         </form>
         {{else}}
@@ -56,7 +65,7 @@
 </main>
 
 <!-- 社区准则模态框 -->
-<div class="modal-overlay" id="modalOverlay">
+<div class="modal-overlay" id="modalOverlay" data-force-guidelines="{{.ForceGuidelines}}" data-guidelines-timer="{{.GuidelinesTimer}}">
     <div class="modal">
         <div class="modal-header">
             <h3>{{.SiteName}} 社区用户准则</h3>
@@ -67,15 +76,21 @@
         </div>
         <div class="modal-footer">
             <div id="modalEnforce">
+                {{if .ForceGuidelines}}
                 <div class="timer" id="timer">
                     <span id="timerLabel">剩余阅读时间</span>
-                    <span class="count" id="timerCount">60</span>
+                    <span class="count" id="timerCount">{{.GuidelinesTimer}}</span>
                     <span id="timerUnit">秒</span>
                     <span id="timerDone" style="display:none">✓ 阅读时间已满足</span>
                 </div>
                 <span class="scroll-hint" id="scrollHint">▼ 请滚动至底部完成阅读</span>
+                {{end}}
             </div>
+            {{if .ForceGuidelines}}
             <button class="confirm-btn" id="confirmBtn" disabled>我已完整阅读并同意</button>
+            {{else}}
+            <button class="confirm-btn" id="confirmBtn">我已阅读并同意</button>
+            {{end}}
             <button class="confirm-btn" id="previewCloseBtn" style="display:none">关 闭</button>
         </div>
     </div>

templates/MetaLab-2026/html/layout/footer.html

@@ -1,6 +1,19 @@
 <footer>
     <div class="container footer-content">
         <p class="copyright">&copy; {{.CopyrightStart}}-{{.CurrentYear}} {{.SiteName}}{{if .Framework}} | {{.Framework}}{{end}}{{if .CanAccessAdmin}} | <a href="/admin">管理面板</a>{{end}}</p>
+        {{$hasCompliance := or .OperatorName .ICPNumber .ICPLicense .PoliceNumber .WenWangWen .AlgorithmFiling .PrivacyURL .TermsURL}}
+        {{if $hasCompliance}}
+        <p class="footer-compliance">
+            {{if .PrivacyURL}}{{if ne .PrivacyURL ""}}{{safeHTML .PrivacyURL}}{{end}}{{end}}
+            {{if .TermsURL}}{{if ne .TermsURL ""}} | {{safeHTML .TermsURL}}{{end}}{{end}}
+            {{if .OperatorName}}{{if ne .OperatorName ""}} | {{.OperatorName}}{{end}}{{end}}
+            {{if .ICPNumber}}{{if ne .ICPNumber ""}} | {{safeHTML .ICPNumber}}{{end}}{{end}}
+            {{if .ICPLicense}}{{if ne .ICPLicense ""}} | {{safeHTML .ICPLicense}}{{end}}{{end}}
+            {{if .PoliceNumber}}{{if ne .PoliceNumber ""}} | {{safeHTML .PoliceNumber}}{{end}}{{end}}
+            {{if .WenWangWen}}{{if ne .WenWangWen ""}} | {{safeHTML .WenWangWen}}{{end}}{{end}}
+            {{if .AlgorithmFiling}}{{if ne .AlgorithmFiling ""}} | {{safeHTML .AlgorithmFiling}}{{end}}{{end}}
+        </p>
+        {{end}}
     </div>
 </footer>
 <script src="/static/js/common.js?v={{assetV "/static/js/common.js"}}" nonce="{{.CSPNonce}}"></script>