chore: Optimized codes

Author: Hashibutogarasu

src/main/DiffDisplayEffect.cs

@@ -10,7 +10,7 @@
 
 namespace LoopOverlayAssist
 {
-    [VideoEffect("差分表示", new[] { "表示" }, new[] { "diff", "display" })]
+    [VideoEffect("差分表示", ["表示"], ["diff", "display"])]
     public class DiffDisplayEffect : VideoEffectBase
     {
         public override string Label => "差分表示";

src/main/DiffDisplayEffectProcessor.cs

@@ -13,7 +13,7 @@ namespace LoopOverlayAssist
 {
     internal class DiffDisplayEffectProcessor : IVideoEffectProcessor, IDrawable, IDisposable
     {
-        private readonly DisposeCollector disposer = new DisposeCollector();
+        private readonly DisposeCollector disposer = new();
         private readonly IGraphicsDevicesAndContext devices;
         private readonly DiffDisplayEffect item;
         private readonly AffineTransform2D wrap;

src/main/LoopOverlayAssist.cs

@@ -2,10 +2,6 @@
 
 namespace LoopOverlayAssist
 {
-    /// <summary>
-    /// Loop Overlay Assist Plugin Entry Point
-    /// Implements IToolPlugin so YMM can create a dockable tool view.
-    /// </summary>
     public class Plugin : IPlugin
     {
         public string Name => "ループ差分表示アシスト";

src/main/PluginSettings.cs

@@ -7,16 +7,13 @@
 
 namespace LoopOverlayAssist
 {
-    /// <summary>
-    /// Plugin settings that are persisted to a JSON file
-    /// </summary>
     public class PluginSettings : INotifyPropertyChanged
     {
         private static readonly string SettingsFile = Path.Combine(
             Path.GetDirectoryName(typeof(PluginSettings).Assembly.Location) ?? "",
             "settings.json"
         );
-        private static readonly object SaveLock = new object();
+        private static readonly Lock SaveLock = new();
 
         private static PluginSettings? _default;
         public static PluginSettings Default => _default ??= Load();
@@ -27,9 +24,6 @@ public class PluginSettings : INotifyPropertyChanged
 
         public event PropertyChangedEventHandler? PropertyChanged;
 
-        /// <summary>
-        /// Gets or sets whether difference display is enabled
-        /// </summary>
         public bool IsEnabled
         {
             get => _isEnabled;
@@ -44,9 +38,6 @@ public bool IsEnabled
             }
         }
 
-        /// <summary>
-        /// Per-item enabled flags persisted in settings
-        /// </summary>
         public Dictionary<string, bool> PerItemEnabled
         {
             get => _perItemEnabled ??= [];