feature: open with URL

Pixiview/Resources/Languages/zh-CN.xml

@@ -20,4 +20,5 @@
     <UserDetail>浏览用户</UserDetail>
     <SaveSuccess>成功保存图片到照片库。</SaveSuccess>
     <AlreadySavedQuestion>原图已保存，是否继续？</AlreadySavedQuestion>
+    <InvalidUrl>无法识别该 URL。</InvalidUrl>
 </root>

Pixiview/Resources/ResourceHelper.cs

@@ -22,6 +22,7 @@ namespace Pixiview.Resources
         public static string UserDetail => GetResource(nameof(UserDetail));
         public static string SaveSuccess => GetResource(nameof(SaveSuccess));
         public static string AlreadySavedQuestion => GetResource(nameof(AlreadySavedQuestion));
+        public static string InvalidUrl => GetResource(nameof(InvalidUrl));
 
         static readonly Dictionary<string, LanguageResource> dict = new Dictionary<string, LanguageResource>();