feat: 为无效密钥列表添加筛选和搜索功能

- 添加无效密钥的失败次数筛选控件
- 添加无效密钥的搜索框和每页显示数量选择器
- 实现无效密钥列表的筛选、搜索和分页功能
- 优化相关CSS样式以保持界面一致性

app/static/js/keys_status.js

@@ -862,6 +862,12 @@ function initializeKeyFilterControls() {
   if (thresholdInput) {
     thresholdInput.addEventListener("input", filterValidKeys);
   }
+  
+  // 为无效密钥添加筛选控件监听器
+  const invalidThresholdInput = document.getElementById("invalidFailCountThreshold");
+  if (invalidThresholdInput) {
+    invalidThresholdInput.addEventListener("input", () => fetchAndDisplayKeys('invalid', 1));
+  }
 }
 
 function initializeGlobalBatchVerificationHandlers() {
@@ -1174,13 +1180,14 @@ async function fetchAndDisplayKeys(type, page = 1) {
     // Show loading indicator
     listElement.innerHTML = `<li><div class="text-center py-4 col-span-full"><i class="fas fa-spinner fa-spin"></i> Loading...</div></li>`;
 
-    const itemsPerPageSelect = document.getElementById("itemsPerPageSelect");
+    // 根据类型选择对应的控件
+    const itemsPerPageSelect = document.getElementById(type === 'valid' ? "itemsPerPageSelect" : "invalidItemsPerPageSelect");
     const limit = itemsPerPageSelect ? parseInt(itemsPerPageSelect.value, 10) : 10;
     
-    const searchInput = document.getElementById("keySearchInput");
+    const searchInput = document.getElementById(type === 'valid' ? "keySearchInput" : "invalidKeySearchInput");
     const searchTerm = searchInput ? searchInput.value : '';
 
-    const thresholdInput = document.getElementById("failCountThreshold");
+    const thresholdInput = document.getElementById(type === 'valid' ? "failCountThreshold" : "invalidFailCountThreshold");
     const failCountThreshold = thresholdInput ? (thresholdInput.value === '' ? null : parseInt(thresholdInput.value, 10)) : null;
 
     try {
@@ -1319,6 +1326,7 @@ function initializeKeyPaginationAndSearch() {
     const debouncedFetchValidKeys = debounce(() => fetchAndDisplayKeys('valid', 1), 300);
     const debouncedFetchInvalidKeys = debounce(() => fetchAndDisplayKeys('invalid', 1), 300);
 
+    // 有效密钥的搜索和筛选控件
     const searchInput = document.getElementById("keySearchInput");
     if (searchInput) {
         searchInput.addEventListener("input", debouncedFetchValidKeys);
@@ -1333,6 +1341,23 @@ function initializeKeyPaginationAndSearch() {
     if (itemsPerPageSelect) {
         itemsPerPageSelect.addEventListener("change", () => {
              fetchAndDisplayKeys('valid', 1);
+        });
+    }
+
+    // 无效密钥的搜索和筛选控件
+    const invalidSearchInput = document.getElementById("invalidKeySearchInput");
+    if (invalidSearchInput) {
+        invalidSearchInput.addEventListener("input", debouncedFetchInvalidKeys);
+    }
+
+    const invalidThresholdInput = document.getElementById("invalidFailCountThreshold");
+    if (invalidThresholdInput) {
+        invalidThresholdInput.addEventListener("input", debouncedFetchInvalidKeys);
+    }
+    
+    const invalidItemsPerPageSelect = document.getElementById("invalidItemsPerPageSelect");
+    if (invalidItemsPerPageSelect) {
+        invalidItemsPerPageSelect.addEventListener("change", () => {
              fetchAndDisplayKeys('invalid', 1);
         });
     }

app/templates/keys_status.html

@@ -875,7 +875,8 @@ endblock %} {% block head_extra_styles %}
   }
 
   /* Fix specific pagination elements by ID and class */
-  #validKeysPageSize, #invalidKeysPageSize {
+  #validKeysPageSize, #invalidKeysPageSize,
+  #itemsPerPageSelect, #invalidItemsPerPageSelect {
     background-color: rgba(255, 255, 255, 0.95) !important;
     color: #374151 !important; /* gray-700 */
     border: 1px solid rgba(0, 0, 0, 0.12) !important;
@@ -884,7 +885,8 @@ endblock %} {% block head_extra_styles %}
     font-size: 0.875rem !important; /* text-sm */
   }
 
-  #validKeysPageSize:focus, #invalidKeysPageSize:focus {
+  #validKeysPageSize:focus, #invalidKeysPageSize:focus,
+  #itemsPerPageSelect:focus, #invalidItemsPerPageSelect:focus {
     border-color: #3b82f6 !important; /* blue-500 */
     box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1) !important;
     outline: none !important;
@@ -947,7 +949,10 @@ endblock %} {% block head_extra_styles %}
   label[for="selectAllInvalid"],
   label[for="failCountThreshold"],
   label[for="keySearchInput"],
-  label[for="itemsPerPageSelect"] {
+  label[for="itemsPerPageSelect"],
+  label[for="invalidFailCountThreshold"],
+  label[for="invalidKeySearchInput"],
+  label[for="invalidItemsPerPageSelect"] {
     color: #1f2937 !important; /* gray-800 for maximum contrast */
     font-weight: 600 !important; /* font-semibold for better visibility */
     text-shadow: none !important;
@@ -1434,12 +1439,72 @@ endblock %} {% block head_extra_styles %}
             无效密钥列表 ({{ invalid_key_count }})
           </h2>
         </div>
+        <!-- Middle: Filters and Search (Allow wrapping) -->
+        <div
+          class="flex items-center gap-x-4 gap-y-2 flex-grow flex-wrap justify-start md:justify-center"
+        >
+          <!-- Allow wrapping, center on medium+ -->
+          <!-- 失败次数筛选 -->
+          <div class="flex items-center gap-1">
+            <label
+              for="invalidFailCountThreshold"
+              class="text-sm select-none whitespace-nowrap font-semibold"
+              style="color: #1f2937 !important;"
+              >失败次数≥</label
+            >
+            <input
+              type="number"
+              id="invalidFailCountThreshold"
+              value="0"
+              min="0"
+              class="form-input h-7 w-16 px-2 py-1 text-sm border rounded focus:ring-primary-500 focus:border-primary-500"
+              onclick="event.stopPropagation();"
+            />
+          </div>
+          <!-- 密钥搜索 -->
+          <div class="flex items-center gap-1">
+            <label
+              for="invalidKeySearchInput"
+              class="text-sm select-none whitespace-nowrap font-semibold"
+              style="color: #1f2937 !important;"
+              ><i class="fas fa-search mr-1"></i>搜索</label
+            >
+            <input
+              type="search"
+              id="invalidKeySearchInput"
+              placeholder="输入密钥..."
+              class="form-input h-7 w-32 px-2 py-1 text-sm border rounded focus:ring-primary-500 focus:border-primary-500"
+              onclick="event.stopPropagation();"
+            />
+          </div>
+          <!-- 每页显示数量 -->
+          <div class="flex items-center gap-1">
+            <label
+              for="invalidItemsPerPageSelect"
+              class="text-sm select-none whitespace-nowrap font-semibold"
+              style="color: #1f2937 !important;"
+              >每页</label
+            >
+            <select
+              id="invalidItemsPerPageSelect"
+              class="form-select h-7 px-2 py-1 text-sm border rounded focus:ring-primary-500 focus:border-primary-500"
+              onclick="event.stopPropagation();"
+            >
+              <option value="10">10</option>
+              <option value="20">20</option>
+              <option value="50">50</option>
+              <option value="100">100</option>
+              <option value="500">500</option>
+            </select>
+            <span class="text-sm select-none font-semibold" style="color: #1f2937 !important;">项</span>
+          </div>
+        </div>
         <!-- Right side: Select All -->
         <div
-          class="flex items-center gap-1 ml-auto flex-shrink-0"
+          class="flex items-center gap-1 flex-shrink-0"
           onclick="event.stopPropagation();"
         >
-          <!-- Use ml-auto, Prevent shrinking -->
+          <!-- Prevent shrinking -->
           <input
             type="checkbox"
             id="selectAllInvalid"