Journal changes for Odyssey Update 12

ObservatoryFramework/Files/FCMaterialsFile.cs

@@ -0,0 +1,16 @@
+using Observatory.Framework.Files.ParameterTypes;
+using System.Collections.Immutable;
+
+namespace Observatory.Framework.Files
+{
+    /// <summary>
+    /// Elite Dangerous fcmaterials.json file. Contains data about current fleet carrier bartender stock.
+    /// </summary>
+    public class FCMaterialsFile : Journal.JournalBase
+    {
+        /// <summary>
+        /// List of items in stock and in demand from the carrier bartender.
+        /// </summary>
+        public ImmutableList<FCMaterial> Items { get; init; }
+    }
+}