Add UpdatePlugin for Drain Life fix

src/Persistence/Initialization/Updates/FixDrainLifeSkillUpdate.cs

@@ -0,0 +1,55 @@
+// <copyright file="FixDrainLifeSkillUpdate.cs" company="MUnique">
+// Licensed under the MIT License. See LICENSE file in the project root for full license information.
+// </copyright>
+
+namespace MUnique.OpenMU.Persistence.Initialization.Updates;
+
+using System.Runtime.InteropServices;
+using MUnique.OpenMU.DataModel.Configuration;
+using MUnique.OpenMU.DataModel.Configuration.Items;
+using MUnique.OpenMU.GameLogic;
+using MUnique.OpenMU.Persistence.Initialization.Skills;
+using MUnique.OpenMU.PlugIns;
+
+/// <summary>
+/// This adds the items required to enter the kalima map.
+/// </summary>
+[PlugIn(PlugInName, PlugInDescription)]
+[Guid("A8827A3C-7F52-47CF-9EA5-562A9C06B986")]
+public class FixDrainLifeSkillUpdate : UpdatePlugInBase
+{
+    /// <summary>
+    /// The plug in name.
+    /// </summary>
+    internal const string PlugInName = "Fix Drain Life Skill";
+
+    /// <summary>
+    /// The plug in description.
+    /// </summary>
+    internal const string PlugInDescription = "Updates the attributes of the summoner's Drain Life skill to make it work properly.";
+
+    /// <inheritdoc />
+    public override UpdateVersion Version => UpdateVersion.FixDrainLifeSkill;
+
+    /// <inheritdoc />
+    public override string DataInitializationKey => VersionSeasonSix.DataInitialization.Id;
+
+    /// <inheritdoc />
+    public override string Name => PlugInName;
+
+    /// <inheritdoc />
+    public override string Description => PlugInDescription;
+
+    /// <inheritdoc />
+    public override bool IsMandatory => false;
+
+    /// <inheritdoc />
+    public override DateTime CreatedAt => new(2024, 08, 29, 18, 0, 0, DateTimeKind.Utc);
+
+    /// <inheritdoc />
+    protected override async ValueTask ApplyAsync(IContext context, GameConfiguration gameConfiguration)
+    {
+        var drainLife = gameConfiguration.Skills.First(x => x.Number == (short)SkillNumber.DrainLife);
+        drainLife.SkillType = SkillType.AreaSkillExplicitTarget;
+    }
+}

src/Persistence/Initialization/Updates/UpdateVersion.cs

@@ -139,4 +139,9 @@ public enum UpdateVersion
     /// The version of the <see cref="FixAncientDiscriminatorsUpdatePlugIn"/>.
     /// </summary>
     FixAncientDiscriminators = 26,
+
+    /// <summary>
+    /// The version of the <see cref="FixDrainLifeSkillUpdate"/>.
+    /// </summary>
+    FixDrainLifeSkill = 27,
 }