Rework content commands, add audio player

CHDataManagement/Model/Song.swift

@@ -0,0 +1,22 @@
+
+struct Song {
+
+    let name: String
+
+    let artist: String
+
+    let album: String
+
+    let track: Int
+
+    /// The file id of the audio file
+    let file: String
+
+    /// The file id of the cover image
+    let cover: String
+}
+
+
+extension Song: Codable {
+
+}