new photos controller created

WatchIt.Common/WatchIt.Common.Model/Picture.cs

@@ -0,0 +1,16 @@
+using System.Text.Json.Serialization;
+
+namespace WatchIt.Common.Model;
+
+public abstract class Picture
+{
+    #region PROPERTIES
+    
+    [JsonPropertyName("image")]
+    public required byte[] Image { get; set; }
+    
+    [JsonPropertyName("mime_type")]
+    public required string MimeType { get; set; }
+    
+    #endregion
+}