Migrated streams from bespoke settings to a database table, added DLive support and Streamlink capturing with remux support

KfChatDotNetBot/Models/DLiveModels.cs

@@ -0,0 +1,8 @@
+namespace KfChatDotNetBot.Models;
+
+public class DLiveIsLiveModel
+{
+    public required bool IsLive { get; set; }
+    public string? Title { get; set; }
+    public required string Username { get; set; }
+}

KfChatDotNetBot/Models/DbModels/StreamDbModel.cs

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+namespace KfChatDotNetBot.Models.DbModels;
+
+public class StreamDbModel
+{
+    public int Id { get; set; }
+    /// <summary>
+    /// User associated with the stream if any. If none associated, then it'll just say "Somebody has gone live"
+    /// </summary>
+    public UserDbModel? User { get; set; } = null;
+    /// <summary>
+    /// Absolute URL of the streamer
+    /// </summary>
+    public required string StreamUrl { get; set; }
+    /// <summary>
+    /// Service the streamer is using
+    /// </summary>
+    public required StreamService Service { get; set; }
+    /// <summary>
+    /// JSON containing arbitrary data, e.g. social name for Parti, streamer ID for Kick, etc.
+    /// </summary>
+    public string? Metadata { get; set; } = null;
+    /// <summary>
+    /// Whether to automatically capture a stream when it goes live using yt-dlp / streamlink
+    /// </summary>
+    public bool AutoCapture { get; set; } = false;
+}
+
+public enum StreamService
+{
+    Kick,
+    Parti,
+    DLive
+}
+
+public class KickStreamMetaModel
+{
+    public required int ChannelId { get; set; }
+}