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/common/chrome/ingame-transients.yaml

@@ -0,0 +1,13 @@
+Container@TRANSIENTS_PANEL:
+	X: 5
+	Y: WINDOW_HEIGHT - HEIGHT - 55
+	Width: 550
+	Height: 80
+	Logic: IngameTransientNotificationsLogic
+	Children:
+		TextNotificationsDisplay@TRANSIENTS_DISPLAY:
+			Width: PARENT_WIDTH
+			Height: PARENT_HEIGHT
+			DisplayDurationMs: 4000
+			LogLength: 5
+			HideOverflow: False