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/ra/maps/drop-zone-battle-of-tikiaki/rules.yaml

@@ -0,0 +1,89 @@
+World:
+	CrateSpawner:
+		Maximum: 3
+		SpawnInterval: 125
+		CrateActors: unitcrate
+		InitialSpawnDelay: 0
+		CheckboxVisible: False
+	-SpawnStartingUnits:
+	-MapStartingLocations:
+	MapBuildRadius:
+		AllyBuildRadiusCheckboxVisible: False
+		BuildRadiusCheckboxVisible: False
+	MapOptions:
+		ShortGameCheckboxVisible: False
+		ShortGameCheckboxLocked: True
+		ShortGameCheckboxEnabled: False
+		TechLevelDropdownLocked: True
+		TechLevelDropdownVisible: False
+		TechLevel: unrestricted
+
+UNITCRATE:
+	Inherits: ^Crate
+	GiveUnitCrateAction@ttnk:
+		SelectionShares: 4
+		Units: ttnk
+	GiveUnitCrateAction@ftrk:
+		SelectionShares: 6
+		Units: ftrk
+	GiveUnitCrateAction@dtrk:
+		SelectionShares: 1
+		Units: dtrk
+	GiveUnitCrateAction@shok:
+		SelectionShares: 1
+		Units: shok
+	GiveUnitCrateAction@dog:
+		SelectionShares: 1
+		Units: dog
+	Crate:
+		TerrainTypes: Clear, Road, Ore, Beach
+
+APC:
+	Inherits@AUTOTARGET: ^AutoTargetGround
+	Health:
+		HP: 100000
+	MustBeDestroyed:
+		RequiredForShortGame: true
+	-AttackMove:
+
+DTRK:
+	Tooltip:
+		Name: actor-dtrk-name
+	Health:
+		HP: 10000
+	Armor:
+		Type: Heavy
+	FireWarheadsOnDeath:
+		Weapon: CrateNuke
+		EmptyWeapon: CrateNuke
+
+SHOK:
+	Health:
+		HP: 80000
+
+DOG:
+	Health:
+		HP: 12000
+	Mobile:
+		Speed: 99
+
+Player:
+	Shroud:
+		FogCheckboxLocked: True
+		FogCheckboxEnabled: False
+		FogCheckboxVisible: False
+		ExploredMapCheckboxLocked: True
+		ExploredMapCheckboxEnabled: True
+		ExploredMapCheckboxVisible: False
+	PlayerResources:
+		DefaultCashDropdownLocked: True
+		DefaultCashDropdownVisible: False
+		DefaultCash: 5000
+	LobbyPrerequisiteCheckbox@GLOBALBOUNTY:
+		Enabled: False
+		Locked: True
+		Visible: False
+	LobbyPrerequisiteCheckbox@GLOBALFACTUNDEPLOY:
+		Visible: False
+	LobbyPrerequisiteCheckbox@REUSABLEENGINEERS:
+		Visible: False