ConstructionGL2 Part 2: Better guided steps and recipes. (#5103)

Content.Shared/Construction/ConstructionGuide.cs

@@ -0,0 +1,27 @@
+using System;
+using Robust.Shared.Serialization;
+using Robust.Shared.Utility;
+
+namespace Content.Shared.Construction
+{
+    [Serializable, NetSerializable]
+    public sealed class ConstructionGuide
+    {
+        public readonly ConstructionGuideEntry[] Entries;
+
+        public ConstructionGuide(ConstructionGuideEntry[] entries)
+        {
+            Entries = entries;
+        }
+    }
+
+    [Serializable, NetSerializable]
+    public sealed class ConstructionGuideEntry
+    {
+        public int? EntryNumber { get; set; } = null;
+        public int Padding { get; set; } = 0;
+        public string Localization { get; set; } = string.Empty;
+        public (string, object)[]? Arguments { get; set; } = null;
+        public SpriteSpecifier? Icon { get; set; } = null;
+    }
+}