fix(release): validate package dist check args

scripts/check-package-dist-imports.mjs

@@ -13,11 +13,37 @@ function fail(message) {
   process.exit(1);
 }
 
-const packageRoot = path.resolve(process.argv[2] ?? process.cwd());
-if (process.argv.length > 3) {
-  fail(usage());
+function parseArgs(argv) {
+  const args = argv[0] === "--" ? argv.slice(1) : argv;
+  const packageRootArg = args[0]?.trim() ?? "";
+  if (packageRootArg === "--help" || packageRootArg === "-h") {
+    return { help: true, packageRoot: "" };
+  }
+  if (packageRootArg.startsWith("-")) {
+    throw new Error(`Unknown package dist import check option: ${packageRootArg}`);
+  }
+  const extraArg = args[1]?.trim();
+  if (extraArg) {
+    throw new Error(`Unexpected package dist import check argument: ${extraArg}`);
+  }
+  return {
+    help: false,
+    packageRoot: path.resolve(packageRootArg || process.cwd()),
+  };
 }
 
+let cliArgs;
+try {
+  cliArgs = parseArgs(process.argv.slice(2));
+} catch (error) {
+  fail(error instanceof Error ? error.message : String(error));
+}
+if (cliArgs.help) {
+  console.log(usage());
+  process.exit(0);
+}
+
+const { packageRoot } = cliArgs;
 const distRoot = path.join(packageRoot, "dist");
 if (!fs.existsSync(distRoot)) {
   fail(`missing dist directory: ${distRoot}`);

scripts/test-projects.test-support.mjs

@@ -746,6 +746,7 @@ const TOOLING_SOURCE_TEST_TARGETS = new Map([
     "scripts/check-openclaw-package-tarball.mjs",
     ["test/scripts/check-openclaw-package-tarball.test.ts"],
   ],
+  ["scripts/check-package-dist-imports.mjs", ["test/scripts/check-package-dist-imports.test.ts"]],
   ["scripts/package-changelog.mjs", ["test/scripts/package-changelog.test.ts"]],
   ["scripts/package-mac-app.sh", ["test/scripts/package-mac-app.test.ts"]],
   ["scripts/package-mac-dist.sh", ["test/scripts/package-mac-dist.test.ts"]],

test/scripts/check-package-dist-imports.test.ts

@@ -0,0 +1,49 @@
+import { spawnSync } from "node:child_process";
+import { mkdirSync, writeFileSync } from "node:fs";
+import { join } from "node:path";
+import { afterEach, describe, expect, it } from "vitest";
+import { cleanupTempDirs, makeTempDir } from "../helpers/temp-dir.js";
+
+const CHECK_SCRIPT = "scripts/check-package-dist-imports.mjs";
+const tempDirs: string[] = [];
+
+afterEach(() => {
+  cleanupTempDirs(tempDirs);
+});
+
+describe("check-package-dist-imports", () => {
+  it("prints help before reading package state", () => {
+    const result = spawnSync("node", [CHECK_SCRIPT, "--help"], { encoding: "utf8" });
+
+    expect(result.status, result.stderr).toBe(0);
+    expect(result.stdout).toContain(
+      "Usage: node scripts/check-package-dist-imports.mjs [package-root]",
+    );
+    expect(result.stderr).toBe("");
+  });
+
+  it("rejects option-like and extra arguments before dist scanning", () => {
+    const unknown = spawnSync("node", [CHECK_SCRIPT, "--tag"], { encoding: "utf8" });
+
+    expect(unknown.status).not.toBe(0);
+    expect(unknown.stderr).toContain("Unknown package dist import check option: --tag");
+    expect(unknown.stderr).not.toContain("missing dist directory");
+
+    const extra = spawnSync("node", [CHECK_SCRIPT, ".", "extra"], { encoding: "utf8" });
+
+    expect(extra.status).not.toBe(0);
+    expect(extra.stderr).toContain("Unexpected package dist import check argument: extra");
+    expect(extra.stderr).not.toContain("missing dist directory");
+  });
+
+  it("accepts a minimal package dist root", () => {
+    const root = makeTempDir(tempDirs, "openclaw-package-dist-imports-");
+    mkdirSync(join(root, "dist"), { recursive: true });
+    writeFileSync(join(root, "dist", "index.js"), "export {};\n", "utf8");
+
+    const result = spawnSync("node", [CHECK_SCRIPT, root], { encoding: "utf8" });
+
+    expect(result.status, result.stderr).toBe(0);
+    expect(result.stdout).toContain("OpenClaw package dist import closure passed.");
+  });
+});