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/soviet-04a/rules.yaml

@@ -0,0 +1,92 @@
+Player:
+	PlayerResources:
+		DefaultCash: 5000
+
+World:
+	LuaScript:
+		Scripts: campaign.lua, utils.lua, soviet04a.lua, soviet04a-AI.lua, soviet04a-reinforcements_teams.lua
+	MissionData:
+		Briefing: briefing
+		BriefingVideo: soviet4.vqa
+		StartVideo: sovmcv.vqa
+		WinVideo: radrraid.vqa
+		LossVideo: allymorf.vqa
+	MapOptions:
+		TechLevel: medium
+	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
+
+AFLD:
+	ParatroopersPower@paratroopers:
+		DropItems: E1,E1,E1,E2,E2
+
+TSLA:
+	Buildable:
+		Prerequisites: ~disabled
+
+SAM:
+	Buildable:
+		Prerequisites: ~disabled
+
+HPAD:
+	Buildable:
+		Prerequisites: ~disabled
+
+APWR:
+	Buildable:
+		Prerequisites: ~disabled
+
+BRIK:
+	Buildable:
+		Prerequisites: ~disabled
+
+E3:
+	Buildable:
+		Prerequisites: ~tent
+
+E4:
+	Buildable:
+		Prerequisites: ~disabled
+
+THF:
+	Buildable:
+		Prerequisites: ~disabled
+
+SPY:
+	Buildable:
+		Prerequisites: ~disabled
+
+MECH:
+	Buildable:
+		Prerequisites: ~disabled
+
+MCV:
+	Buildable:
+		Prerequisites: ~disabled
+
+FTRK:
+	Buildable:
+		Prerequisites: ~disabled
+
+APC:
+	Buildable:
+		Prerequisites: ~disabled
+
+AGUN:
+	Buildable:
+		Prerequisites: ~disabled
+
+SPEN:
+	Buildable:
+		Prerequisites: ~disabled
+
+SYRD:
+	Buildable:
+		Prerequisites: ~disabled