feat: admin complaint (owner only) + result appeal (one per ticket, owner only)

public/js/pages/ticket-create.js

@@ -46,6 +46,10 @@ const TicketCreate = {
               </datalist>
             </div>
             <div class="form-group"><label>详细描述</label><textarea name="description" rows="4" placeholder="请详细描述事件经过..."></textarea></div>
+            <div class="form-group" style="display:flex;align-items:center;gap:8px;margin-top:12px">
+              <input type="checkbox" name="is_admin_complaint" value="1" id="cb-admin" style="width:auto">
+              <label for="cb-admin" style="margin:0;font-weight:500;text-transform:none;letter-spacing:0;color:var(--d)"><i class="fas fa-exclamation-triangle"></i> 投诉管理员（仅服主可见）</label>
+            </div>
             ` : isAppeal ? `
             <div class="form-group"><label>申诉理由 *</label><input name="reason" required placeholder="如：误封、证据不足被封、违规行为已纠正等"></div>
             <div class="form-group"><label>详细说明 *</label><textarea name="description" rows="5" placeholder="请详细说明情况，包括被封时间、可能原因、为什么应解封等..." required></textarea></div>