diff --git a/anbs_cp/Classes/FileExtensions.cs b/anbs_cp/Classes/FileExtensions.cs
index 2988845..6dee83e 100644
--- a/anbs_cp/Classes/FileExtensions.cs
+++ b/anbs_cp/Classes/FileExtensions.cs
@@ -1,4 +1,6 @@
-namespace anbs_cp.Classes;
+using MimeKit;
+
+namespace anbs_cp.Classes;
 
 /// <summary>
 /// Класс -- расширение для класса File
diff --git a/anbs_cp/Structs/KeyValue.cs b/anbs_cp/Structs/KeyValue.cs
new file mode 100644
index 0000000..ab42d49
--- /dev/null
+++ b/anbs_cp/Structs/KeyValue.cs
@@ -0,0 +1,51 @@
+namespace anbs_cp.Structs;
+
+/// <summary>
+/// Пара ключ-значение
+/// </summary>
+/// <typeparam name="TK">Тип ключа</typeparam>
+/// <typeparam name="TV">Тип значения</typeparam>
+public struct KeyValue<TK, TV>
+{
+    #region Конструкторы
+    /// <summary>
+    /// Конструктор по умолчанию
+    /// </summary>
+    public KeyValue ()
+    {
+        Key = default;
+        Value = default;
+    }
+
+    /// <summary>
+    /// Конструктор со значениями
+    /// </summary>
+    /// <param name="key">Ключ</param>
+    /// <param name="value">Значение</param>
+    public KeyValue (TK key, TV value)
+    {
+        Key = key;
+        Value = value;
+    }
+    #endregion
+
+    #region Свойства
+    /// <summary>
+    /// Ключ
+    /// </summary>
+    public TK? Key { get; set; }
+
+    /// <summary>
+    /// Значение
+    /// </summary>
+    public TV? Value { get; set; }
+    #endregion
+
+    #region Методы
+    /// <summary>
+    /// Получает ключ-значение по умолчанию
+    /// </summary>
+    /// <returns>Ключ-значение по умолчанию</returns>
+    public static KeyValue<TK, TV> GetDefault() => new();
+    #endregion
+}
\ No newline at end of file
diff --git a/anbs_cp/Structs/TwoDimSize.cs b/anbs_cp/Structs/TwoDimSize.cs
new file mode 100644
index 0000000..1e8db7d
--- /dev/null
+++ b/anbs_cp/Structs/TwoDimSize.cs
@@ -0,0 +1,61 @@
+namespace anbs_cp.Structs;
+
+/// <summary>
+/// Двумерный размер
+/// </summary>
+public struct TwoDimSize
+{
+    #region Приватные поля
+    /// <summary>
+    /// Длина (приватное)
+    /// </summary>
+    private int _pWidth;
+
+    /// <summary>
+    /// Высота (приватное)
+    /// </summary>
+    private int _pHeight;
+    #endregion
+
+    #region Конструкторы
+    /// <summary>
+    /// Конструктор по умолчанию
+    /// </summary>
+    public TwoDimSize ()
+    {
+        Width = 0;
+        Height = 0;
+    }
+
+    /// <summary>
+    /// Конструктор
+    /// </summary>
+    /// <param name="width">Длина</param>
+    /// <param name="height">Высота</param>
+    public TwoDimSize (int width, int height)
+    {
+        Width = width;
+        Height = height;
+    }
+    #endregion
+
+    #region Свойства
+    /// <summary>
+    /// Длина
+    /// </summary>
+    public int Width
+    {
+        readonly get => _pWidth;
+        set => _pWidth = value < 0 ? 0 : value;
+    }
+
+    /// <summary>
+    /// Высота
+    /// </summary>
+    public int Height
+    {
+        readonly get => _pHeight;
+        set => _pHeight = value < 0 ? 0 : value;
+    }
+    #endregion
+}
\ No newline at end of file
diff --git a/anbs_cp/anbs_cp.csproj b/anbs_cp/anbs_cp.csproj
index 21ced65..9037109 100644
--- a/anbs_cp/anbs_cp.csproj
+++ b/anbs_cp/anbs_cp.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <TargetFramework>net7.0</TargetFramework>
-    <Version>2023.0514.2</Version>
+    <Version>2023.0602</Version>
     <Authors>Александр Бабаев</Authors>
     <Product>Набор компонентов ANB Software</Product>
     <Description>Библиотека полезных методов языка C#</Description>
@@ -38,13 +38,9 @@
 
   <ItemGroup>
     <PackageReference Include="gfoidl.Base64" Version="2.0.0" />
-    <PackageReference Include="Microsoft.VisualStudio.Shell.Interop" Version="17.5.33428.366" />
+    <PackageReference Include="Microsoft.VisualStudio.Shell.Interop" Version="17.6.36389" />
     <PackageReference Include="Microsoft.Windows.Compatibility" Version="7.0.1" />
-    <PackageReference Include="MimeTypes" Version="2.4.1">
-      <PrivateAssets>all</PrivateAssets>
-      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
-    </PackageReference>
-    <PackageReference Include="System.Text.Encodings.Web" Version="7.0.0" />
+    <PackageReference Include="MimeKit" Version="4.0.0" />
   </ItemGroup>
 
   <ItemGroup>