fatsify核心功能示例测试!!!

node_modules/fastify/test/esm/plugin.mjs

@@ -0,0 +1,8 @@
+// Imported in both index.test.js & esm.test.mjs
+async function plugin (fastify, opts) {
+  fastify.decorate('foo', opts.foo)
+}
+
+plugin[Symbol.for('skip-override')] = true
+
+export default plugin