feat(v3): add task progress state and curl copy helper

src/main/resources/static/advanced.html

@@ -65,6 +65,7 @@
         
         <div class="tipbox">
             <h4>🧪 实验任务卡（高级模块）</h4>
+            <label style="display:block;margin-bottom:8px;"><input id="advancedTaskDone" type="checkbox" onchange="toggleAdvancedTaskDone(this)"> 本任务我已经完成</label>
             <ul style="padding-left:20px;line-height:1.8;">
                 <li>目标：比较 learn/advanced profile 下可用能力差异</li>
                 <li>步骤1：先查看“系统配置”和“认证方案对比”</li>
@@ -141,6 +142,18 @@
     </div>
     
     <script>
+        const ADV_TASK_KEY = 'task.advanced.done';
+
+        function toggleAdvancedTaskDone(el) {
+            localStorage.setItem(ADV_TASK_KEY, el.checked ? '1' : '0');
+        }
+
+        function initAdvancedTaskState() {
+            const done = localStorage.getItem(ADV_TASK_KEY) === '1';
+            const checkbox = document.getElementById('advancedTaskDone');
+            if (checkbox) checkbox.checked = done;
+        }
+
         async function loadConfig() {
             const result = document.getElementById('configResult');
             result.textContent = '加载中...';
@@ -239,6 +252,7 @@
         }
         
         loadConfig();
+        initAdvancedTaskState();
     </script>
 </body>
 </html>