Fix WeChat browser article publishing

skills/baoyu-post-to-wechat/scripts/copy-to-clipboard-mac.test.ts

@@ -0,0 +1,14 @@
+import assert from "node:assert/strict";
+import fs from "node:fs";
+import path from "node:path";
+import test from "node:test";
+import { fileURLToPath } from "node:url";
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+const clipboardScript = fs.readFileSync(path.join(__dirname, "copy-to-clipboard.ts"), "utf8");
+
+test("macOS image clipboard copy avoids Swift AppKit JIT", () => {
+  assert.match(clipboardScript, /copyImageMacWithOsascript/);
+  assert.doesNotMatch(clipboardScript, /await runCommand\('swift', \[swiftPath, 'image', imagePath\]\)/);
+});