feat: release design system engine, studio and component contracts

packages/cli/test/design.test.ts

@@ -0,0 +1,33 @@
+import { test, expect } from "bun:test";
+import { mkdtempSync, writeFileSync, rmSync } from "node:fs";
+import { tmpdir } from "node:os";
+import { join } from "node:path";
+import { runDesignCommand } from "../src/design.ts";
+
+test("design CLI validates data, inspects provenance and compiles without modifying input", async () => {
+  const directory = mkdtempSync(join(tmpdir(), "wrn-design-cli-"));
+  try {
+    const file = join(directory, "system.json");
+    const source = JSON.stringify({
+      schemaVersion: 1,
+      id: "square",
+      name: "Square",
+      version: "1",
+      tokens: { radius: { type: "dimension", value: "0", legacy: "radius-sm" } },
+    });
+    writeFileSync(file, source);
+    expect(JSON.parse(await runDesignCommand(["validate", file])).valid).toBe(true);
+    expect(JSON.parse(await runDesignCommand(["inspect", file])).tokens.radius.source).toBe(
+      "square.tokens.radius",
+    );
+    expect(await runDesignCommand(["compile", file])).toContain("--wrn-radius-sm:0;");
+    expect(await Bun.file(file).text()).toBe(source);
+    await expect(runDesignCommand(["compile", file, "--unknown=x"])).rejects.toThrow(
+      "WRN-DS-OPTION",
+    );
+    writeFileSync(file, source.replace('"0"', '"url(bad)"'));
+    await expect(runDesignCommand(["validate", file])).rejects.toThrow("WRN-DS-VALUE");
+  } finally {
+    rmSync(directory, { recursive: true, force: true });
+  }
+});