fix(archive): 未追踪 change 目录归档不再 pathspec fatal

lib/domains/archive.mjs

@@ -22,10 +22,16 @@ export function execute(r, o, x, b) {
   write(b)
   const dest = dirname(xp(r, n))
   mkdirSync(dirname(dest), { recursive: true })
-  renameSync(dirname(b.path), dest)
+  const source = dirname(b.path)
+  // 旧目录仅在被 git 追踪时才需要暂存删除：change 从未入 commit（如 release 文件清单遗漏）时
+  // 移动后旧路径无物可加，硬加会 pathspec fatal 并把归档卡在半落状态
+  const tracked = git(r, ['ls-files', '--', source]).trim().length > 0
+  renameSync(source, dest)
   writeFileSync(join(r, 'shadow-docs', 'INDEX.md'), buildIndex(r))
   // 归档落本地 commit：半落状态（INDEX 改 + 旧目录删 + 新目录未跟踪）对 AI 与人都易漏提交
-  git(r, ['add', '--', 'shadow-docs/INDEX.md', `shadow-docs/changes/${n}`, `shadow-docs/changes/archive/${n}`])
+  const staged = ['shadow-docs/INDEX.md', `shadow-docs/changes/archive/${n}`]
+  if (tracked) staged.unshift(`shadow-docs/changes/${n}`)
+  git(r, ['add', '--', ...staged])
   git(r, ['commit', '-m', `docs(shadow): 归档 ${n}——PR #${x.pullRequest} 已合入 main，brief 移入 archive 并重建 INDEX`])
   return { path: xp(r, n) }
 }

test/cli.test.mjs

@@ -890,6 +890,33 @@ test('archive execute lands the archive move as a local commit', () => {
   }
 })
 
+test('archive execute survives an untracked change dir and lands the local commit', () => {
+  const root = fixture()
+  const head = () => execFileSync('git', ['rev-parse', 'HEAD'], { cwd: root }).toString().trim()
+  // brief 保持未追踪（如 release 文件清单遗漏了 change 目录），旧路径在移动后无物可加
+  updateBrief(root, (d) => {
+    d.status = 'published'
+    d.github = { repository: 'owner/repo', issue: null, issueUrl: null, pullRequest: 9, pullRequestUrl: 'https://github.test/pull/9' }
+    d.review = { conclusion: 'passed', verifiedCommit: head(), verifiedAt: '2026-01-01T00:00:00.000Z' }
+  })
+  const api = apiStub([{ method: 'GET', path: '/repos/owner/repo/pulls/9', body: { number: 9, merged: true, state: 'closed' } }])
+  try {
+    const planned = run(['archive', 'plan', '--name', 'sample', '--json'], root, { GITHUB_TOKEN: 'token', SHADOW_GITHUB_API_URL: api.url })
+    assert.equal(planned.status, 0, planned.stderr)
+    const before = head()
+    const result = run(['archive', 'execute', '--name', 'sample', '--plan-hash', JSON.parse(planned.stdout).planHash, '--confirm', '--json'], root, { GITHUB_TOKEN: 'token', SHADOW_GITHUB_API_URL: api.url })
+    assert.equal(result.status, 0, result.stderr)
+    const after = head()
+    assert.notEqual(after, before, 'archive must land a local commit')
+    const inspect = run(['repo', 'inspect', '--json'], root)
+    assert.deepEqual(JSON.parse(inspect.stdout).data.changedFiles, [], 'archive commit must leave the tree clean')
+    assert.ok(!existsSync(join(root, 'shadow-docs', 'changes', 'sample')), 'source dir must be gone')
+    assert.ok(existsSync(join(root, 'shadow-docs', 'changes', 'archive', 'sample', 'brief.md')), 'brief must land in archive')
+  } finally {
+    api.close()
+  }
+})
+
 test('commit execute reuses persisted files and message without re-passing them', () => {
   const root = fixture()
   writeFileSync(join(root, 'a.js'), 'a\n')