fix(ui): improve date input parsing and add missing back navigation

vite-frontend/src/App.tsx

@@ -188,7 +188,7 @@ function App() {
       />
       <Route
         element={
-          <ProtectedRoute>
+          <ProtectedRoute useSimpleLayout={true}>
             <PanelSharingPage />
           </ProtectedRoute>
         }

vite-frontend/src/pages/config.tsx

@@ -234,6 +234,15 @@ export default function ConfigPage() {
     Partial<Record<BrandPreviewKey, boolean>>
   >({});
 
+  const handleBack = () => {
+    if (window.history.length > 1) {
+      navigate(-1);
+
+      return;
+    }
+    navigate("/profile");
+  };
+
   // 权限检查
   useEffect(() => {
     if (!isAdmin()) {
@@ -846,6 +855,22 @@ export default function ConfigPage() {
     <div className="p-6 max-w-4xl mx-auto">
       {/* 页面标题 */}
       <div className="flex items-center gap-3 mb-6">
+        <Button
+          isIconOnly
+          aria-label="返回"
+          className="min-w-0 w-9 h-9"
+          size="sm"
+          variant="flat"
+          onPress={handleBack}
+        >
+          <svg className="w-5 h-5" fill="currentColor" viewBox="0 0 20 20">
+            <path
+              clipRule="evenodd"
+              d="M12.707 14.707a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414l4-4a1 1 0 111.414 1.414L9.414 9.5l3.293 3.293a1 1 0 010 1.414z"
+              fillRule="evenodd"
+            />
+          </svg>
+        </Button>
         <SettingsIcon className="w-8 h-8 text-primary" />
         <div>
           <h1 className="text-2xl font-bold">网站配置</h1>

vite-frontend/src/shadcn-bridge/heroui/date-picker.tsx

@@ -38,15 +38,29 @@ function parseDateText(value: string) {
     return null;
   }
 
-  const matched = trimmed.match(/^(\d{4})[-/.](\d{1,2})[-/.](\d{1,2})$/);
+  // 兼容纯数字输入：YYYYMMDD
+  const digitsOnly = trimmed.replace(/\D/g, "");
 
-  if (!matched) {
+  if (digitsOnly.length === 8) {
+    const year = Number(digitsOnly.slice(0, 4));
+    const month = Number(digitsOnly.slice(4, 6));
+    const day = Number(digitsOnly.slice(6, 8));
+
+    if (isValidCalendarDate(year, month, day)) {
+      return { day, month, year };
+    }
+  }
+
+  // 兼容多种分隔输入：YYYY-MM-DD / YYYY/MM/DD / YYYY.MM.DD / YYYY年M月D日 / YYYY M D
+  const numberParts = trimmed.match(/\d+/g);
+
+  if (!numberParts || numberParts.length < 3 || numberParts[0].length !== 4) {
     return null;
   }
 
-  const year = Number(matched[1]);
+  const year = Number(numberParts[0]);
-  const month = Number(matched[2]);
+  const month = Number(numberParts[1]);
-  const day = Number(matched[3]);
+  const day = Number(numberParts[2]);
 
   if (!isValidCalendarDate(year, month, day)) {
     return null;