Initial commit: OpenRA game engine

Fork from OpenRA/OpenRA with one-click launch script (start-ra.cmd)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

mods/cnc/maps/nod10b/rules.yaml

@@ -0,0 +1,55 @@
+World:
+	LuaScript:
+		Scripts: campaign.lua, utils.lua, nod10b.lua
+	MissionData:
+		Briefing: briefing
+		BackgroundVideo: kanepre.vqa
+		LossVideo: deskill.vqa
+		WinVideo: tankkill.vqa
+		BriefingVideo: nod10b.vqa
+	ScriptLobbyDropdown@difficulty:
+		ID: difficulty
+		Label: dropdown-difficulty.label
+		Description: dropdown-difficulty.description
+		Values:
+			easy: options-difficulty.easy
+			normal: options-difficulty.normal
+			hard: options-difficulty.hard
+		Default: normal
+	-LegacyBridgeLayer:
+
+Player:
+	PlayerResources:
+		DefaultCash: 0
+
+TRAN.IN:
+	Inherits: TRAN
+	RejectsOrders:
+	-Selectable:
+	RenderSprites:
+		Image: TRAN
+	Buildable:
+		Prerequisites: ~disabled
+	Interactable:
+	-RevealsShroud:
+
+RMBO.easy:
+	Inherits: RMBO
+	Health:
+		HP: 30000
+	ChangesHealth:
+		Step: 500
+		Delay: 10
+		StartIfBelow: 50
+		DamageCooldown: 200
+	RenderSprites:
+		Image: RMBO
+
+RMBO.hard:
+	Inherits: RMBO
+	-AutoTarget:
+	-AutoTargetPriority@DEFAULT:
+	-AutoTargetPriority@ATTACKANYTHING:
+	-AttackMove:
+	RenderSprites:
+		Image: RMBO