参考Panel标题栏实现，重构TabPage标签布局：添加容器结构确保标题靠左显示、关闭按钮靠右显示

AutoRobot/Windows/Robot/Web/src/DockLayout/TabPage.vue

@@ -8,7 +8,10 @@
         :class="['tab-item', { 'active': activeTabIndex === index }]"
         @click="setActiveTab(index)"
       >
+        <div class="tab-title-container">
           <div class="tab-title">{{ panel.title }}</div>
+        </div>
+        <div class="tab-buttons">
           <button 
             class="button-icon p-[2px] rounded hover:opacity-100 opacity-80"
             @click.stop="closeTab(panel.id)"
@@ -20,6 +23,7 @@
             </svg>
           </button>
         </div>
+      </div>
       <div class="tab-placeholder"></div>
     </div>
     <!-- Tab页内容区域 -->
@@ -116,6 +120,11 @@ const closeTab = (tabId) => {
   width: fit-content;
 }
 
+.tab-title-container {
+  display: flex;
+  align-items: center;
+}
+
 .tab-title {
   text-align: left;
   min-width: 0;
@@ -126,6 +135,11 @@ const closeTab = (tabId) => {
   margin-right: 8px;
 }
 
+.tab-buttons {
+  display: flex;
+  align-items: center;
+}
+
 .tab-item.active {
   background: #ffffff;
   border: 1px solid #c7d2ea;
@@ -146,7 +160,6 @@ const closeTab = (tabId) => {
 }
 
 .button-icon {
-  margin-right: -8px;
   background: transparent;
   border: none;
   cursor: pointer;