Replace custom oil derrick sprite with palette.

mods/cnc/rules/campaign-palettes.yaml

@@ -1,5 +1,6 @@
 ^Palettes:
 	-PlayerColorPalette:
+	-PlayerColorPalette@derricks:
 	IndexedPlayerPalette:
 		BasePalette: terrain
 		RemapIndex: 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191
@@ -15,6 +16,14 @@
 			GDI: 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191
 			Nod: 161, 200, 201, 202, 204, 205, 206, 12, 201, 202, 203, 204, 205, 115, 198, 114
 			Neutral: 192, 164, 132, 155, 133, 197, 112, 12, 163, 132, 155, 133, 134, 197, 154, 198
+	IndexedPlayerPalette@derricks:
+		BasePalette: terrain
+		BaseName: derrick
+		RemapIndex:  176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 171, 173, 144, 145
+		PlayerIndex:
+			GDI:     176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 179, 180, 188, 180
+			Nod:     127, 126, 125, 124, 122,  46, 120,  47, 125, 124, 123, 122,  42, 121, 120, 120, 124, 122,  42, 122
+			Neutral: 192, 164, 132, 155, 133, 197, 112,  12, 163, 132, 155, 133, 134, 197, 154, 198, 155, 133, 134, 133
 
 ^Vehicle:
 	RenderSprites:

mods/cnc/rules/palettes.yaml

@@ -97,6 +97,10 @@
 	PlayerColorPalette:
 		BasePalette: terrain
 		RemapIndex: 176, 178, 180, 182, 184, 186, 189, 191, 177, 179, 181, 183, 185, 187, 188, 190
+	PlayerColorPalette@derricks:
+		BaseName: derrick
+		BasePalette: terrain
+		RemapIndex: 176, 178, 180, 182, 184, 186, 189, 191, 177, 179, 181, 183, 185, 187, 188, 190, 171, 173, 144, 145
 	MenuPostProcessEffect:
 		MenuEffect: Desaturated
 	CloakPaletteEffect:

mods/cnc/rules/tech.yaml

@@ -29,6 +29,8 @@ V19:
 	UpdatesDerrickCount:
 	GrantConditionOnCombatantOwner:
 		Condition: enabled
+	RenderSprites:
+		PlayerPalette: derrick
 
 V19.Husk:
 	Inherits: ^CivBuildingHusk
@@ -43,6 +45,8 @@ V19.Husk:
 		Dimensions: 1,1
 	Tooltip:
 		Name: actor-v19-husk-name
+	RenderSprites:
+		PlayerPalette: derrick
 
 HOSP:
 	Inherits: ^TechBuilding