feat(tui): add /elev alias

src/tui/commands.test.ts

@@ -0,0 +1,16 @@
+import { describe, expect, it } from "vitest";
+
+import { parseCommand } from "./commands.js";
+
+describe("tui slash commands", () => {
+  it("treats /elev as an alias for /elevated", () => {
+    expect(parseCommand("/elev on")).toEqual({ name: "elevated", args: "on" });
+  });
+
+  it("normalizes alias case", () => {
+    expect(parseCommand("/ELEV off")).toEqual({
+      name: "elevated",
+      args: "off",
+    });
+  });
+});