new rpg mode

src/components/aetherAssaultVisuals.test.ts

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+import { describe, expect, it } from "vitest";
+import {
+  AETHER_ARMORED_SHIP_COLORS,
+  AETHER_STANDARD_SHIP_COLORS,
+  aetherShipColor,
+  aetherShipColorIndex,
+} from "./aetherAssaultVisuals";
+
+describe("Aether Assault ship colors", () => {
+  it("assigns a deterministic mixed palette across a formation", () => {
+    const first = Array.from({ length: 6 }, (_, index) => aetherShipColor(1234, 1, index, "standard"));
+    const replay = Array.from({ length: 6 }, (_, index) => aetherShipColor(1234, 1, index, "standard"));
+
+    expect(replay).toEqual(first);
+    expect(new Set(first).size).toBe(AETHER_STANDARD_SHIP_COLORS.length);
+  });
+
+  it("changes palette ordering between waves and keeps armored variants distinct", () => {
+    const waveOneIndex = aetherShipColorIndex(42, 1, 0);
+    const waveTwoIndex = aetherShipColorIndex(42, 2, 0);
+
+    expect(waveTwoIndex).not.toBe(waveOneIndex);
+    expect(aetherShipColor(42, 1, 0, "standard")).toBe(AETHER_STANDARD_SHIP_COLORS[waveOneIndex]);
+    expect(aetherShipColor(42, 1, 0, "armored")).toBe(AETHER_ARMORED_SHIP_COLORS[waveOneIndex]);
+  });
+});