test(workflow-assets): 整合流程正本與委派規則

以能力描述補齊可委派步驟，讓流程正本、委派規則、AGENTS、README 與 ADR 保持同一份繁體中文與 UTF-8 契約。

test/install-verify.test.js

@@ -9,7 +9,7 @@ import test from 'node:test';
 import assert from 'node:assert/strict';
 import { chmodSync, existsSync, mkdirSync, mkdtempSync, readFileSync, rmSync, symlinkSync, writeFileSync } from 'node:fs';
 import { dirname, join } from 'node:path';
-import { manifest, tmpRoot } from './helpers/run-script.js';
+import { manifest, pathWithOnly, tmpRoot } from './helpers/run-script.js';
 import { fakePrompt, makeFakePlugin } from './helpers/fake-plugin.js';
 import { startStubGitea } from './helpers/stub-gitea.js';
 
@@ -114,7 +114,7 @@ test('PATH 上找不到 tea-sdlc 時整體 ok:false，並指出病灶在 PATH
   const plugin = makeFakePlugin(t, { prompts: PROMPTS });
   const home = makeHome(t);
 
-  const { code, json } = await inHome(plugin, home)(['install'], { shim: false });
+  const { code, json } = await inHome(plugin, home)(['install'], { shim: false, path: pathWithOnly(['node']) });
 
   assert.equal(code, 1);
   assert.equal(json.ok, false);
@@ -261,7 +261,7 @@ test('驗證失敗時已經寫好的轉接檔一份都不刪', async (t) => {
   const home = makeHome(t);
 
   // 病灶在 PATH，不在轉接檔：刪掉轉接檔只會讓使用者從「有點舊但能用」變成什麼都沒有
-  const { json } = await inHome(plugin, home)(['install'], { shim: false });
+  const { json } = await inHome(plugin, home)(['install'], { shim: false, path: pathWithOnly(['node']) });
 
   assert.equal(json.ok, false);
   for (const path of adaptersOf(json)) {