First POC with podcasts library

Jellyfin.Plugin.Jellypod/Api/Models/AddPodcastRequest.cs

@@ -0,0 +1,20 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace Jellyfin.Plugin.Jellypod.Api.Models;
+
+/// <summary>
+/// Request to add a new podcast.
+/// </summary>
+public class AddPodcastRequest
+{
+    /// <summary>
+    /// Gets or sets the RSS feed URL.
+    /// </summary>
+    [Required]
+    public string FeedUrl { get; set; } = string.Empty;
+
+    /// <summary>
+    /// Gets or sets whether to enable auto-download.
+    /// </summary>
+    public bool? AutoDownload { get; set; }
+}