feat: validator decorator

hydro/script/setSuperadmin.ts

@@ -0,0 +1,17 @@
+import * as user from '../model/user';
+import { PRIV } from '../model/builtin';
+
+export const description = 'Set a user as superadmin.';
+
+export async function run({ uid }) {
+    uid = parseInt(uid, 10);
+    if (Number.isNaN(uid)) throw new Error('uid');
+    await user.setPriv(uid, PRIV.PRIV_ALL);
+    return uid;
+}
+
+export const validate = {
+    uid: { $type: 'number' },
+};
+
+global.Hydro.script.setSuperadmin = { run, description, validate };