Enforce stricter resource API

OpenRA.Mods.Cnc/Traits/TransformsNearResources.cs

@@ -32,7 +32,7 @@ namespace OpenRA.Mods.Cnc.Traits
 		public readonly string Type = null;
 
 		[Desc("Resource density threshold which is required.")]
-		public readonly int Density = 1;
+		public readonly byte Density = 1;
 
 		[Desc("This many adjacent resource tiles are required.")]
 		public readonly int Adjacency = 1;

OpenRA.Mods.Cnc/Traits/World/TSVeinsRenderer.cs

@@ -155,7 +155,7 @@ namespace OpenRA.Mods.Cnc.Traits
 		readonly HashSet<CPos> dirty = [];
 		readonly Queue<CPos> cleanDirty = [];
 		readonly HashSet<CPos> veinholeCells = [];
-		readonly int maxDensity;
+		readonly byte maxDensity;
 		readonly Color veinRadarColor;
 
 		ISpriteSequence veinSequence;