add: Added .notify and migrations, added levelup and protection events for notify, removed xpnotify completely

src/NadekoBot/Modules/Administration/Notify/Models/LevelUpNotifyModel.cs

@@ -0,0 +1,44 @@
+using NadekoBot.Db.Models;
+
+namespace NadekoBot.Modules.Administration;
+
+public record struct LevelUpNotifyModel(
+    ulong GuildId,
+    ulong ChannelId,
+    ulong UserId,
+    long Level) : INotifyModel
+{
+    public static string KeyName
+        => "notify.levelup";
+
+    public static NotifyType NotifyType
+        => NotifyType.LevelUp;
+
+    public IReadOnlyDictionary<string, Func<SocketGuild, string>> GetReplacements()
+    {
+        var data = this;
+        return new Dictionary<string, Func<SocketGuild, string>>()
+        {
+            { "%event.level%", g => data.Level.ToString() },
+        };
+    }
+
+    public bool TryGetGuildId(out ulong guildId)
+    {
+        guildId = GuildId;
+        return true;
+    }
+
+    public bool TryGetUserId(out ulong userId)
+    {
+        userId = UserId;
+        return true;
+    }
+}
+
+public static class INotifyModelExtensions
+{
+    public static TypedKey<T> GetTypedKey<T>(this T model)
+        where T : struct, INotifyModel
+        => new(T.KeyName);
+}