Refactor serialization copying to use source generators (#19412)

Content.Shared/Construction/Prototypes/ConstructionGraphPrototype.cs

@@ -14,10 +14,10 @@ namespace Content.Shared.Construction.Prototypes
 
         [ViewVariables]
         [IdDataField]
-        public string ID { get; } = default!;
+        public string ID { get; private set; } = default!;
 
         [DataField("start")]
-        public string? Start { get; }
+        public string? Start { get; private set; }
 
         [DataField("graph", priority: 0)]
         private List<ConstructionGraphNode> _graph = new();

Content.Shared/Construction/Prototypes/ConstructionPrototype.cs

@@ -70,7 +70,7 @@ public sealed class ConstructionPrototype : IPrototype
 
     [ViewVariables]
     [IdDataField]
-    public string ID { get; } = default!;
+    public string ID { get; private set; } = default!;
 
     [DataField("placementMode")]
     public string PlacementMode = "PlaceFree";

Content.Shared/Construction/Prototypes/MachinePartPrototype.cs

@@ -12,17 +12,17 @@ public sealed class MachinePartPrototype : IPrototype
 {
     /// <inheritdoc/>
     [IdDataField]
-    public string ID { get; } = default!;
+    public string ID { get; private set; } = default!;
 
     /// <summary>
     /// A human-readable name for the machine part type.
     /// </summary>
     [DataField("name")]
-    public readonly string Name = string.Empty;
+    public string Name = string.Empty;
 
     /// <summary>
     /// A stock part entity based on the machine part.
     /// </summary>
     [DataField("stockPartPrototype", customTypeSerializer: typeof(PrototypeIdSerializer<EntityPrototype>), required: true)]
-    public readonly string StockPartPrototype = string.Empty;
+    public string StockPartPrototype = string.Empty;
 }