feat: 整合功能恢复与技能学习闭环(含 ECC v2.1 parity + Opus 4.7 接入 + prompt 工程优化)

主要变更:
- Skill Learning 闭环系统 (9/9 AC)
- Opus 4.7 模型层接入 + adaptive thinking
- Prompt 工程优化 (64 审计测试)
- Agent Teams 简化门控 (默认启用)
- Windows Terminal 后端修复 (EncodedCommand/WT_SESSION)
- TF-IDF 技能搜索精准化 (字段加权/CJK 优化)
- Autonomy 系统 (/autonomy 命令)
- ACP 协议完整实现
- mock.module 泄漏修复 (CI 全绿)
- 152+ lint/type 修复

src/assistant/__tests__/index.test.ts

@@ -0,0 +1,59 @@
+import { afterEach, beforeEach, describe, expect, test } from 'bun:test'
+import { readFile, rm } from 'node:fs/promises'
+import { tmpdir } from 'node:os'
+import { join } from 'node:path'
+import {
+  resetStateForTests,
+  setCwdState,
+  setOriginalCwd,
+} from '../../bootstrap/state'
+import { getTaskListId } from '../../utils/tasks'
+import { getTeamFilePath } from '../../utils/swarm/teamHelpers'
+import { initializeAssistantTeam } from '../index'
+
+let tempDir = ''
+let previousConfigDir: string | undefined
+
+beforeEach(() => {
+  previousConfigDir = process.env.CLAUDE_CONFIG_DIR
+  tempDir = join(
+    tmpdir(),
+    `assistant-team-${Date.now()}-${Math.random().toString(16).slice(2)}`,
+  )
+  process.env.CLAUDE_CONFIG_DIR = join(tempDir, 'config')
+  resetStateForTests()
+  setOriginalCwd(tempDir)
+  setCwdState(tempDir)
+})
+
+afterEach(async () => {
+  resetStateForTests()
+  if (previousConfigDir === undefined) {
+    delete process.env.CLAUDE_CONFIG_DIR
+  } else {
+    process.env.CLAUDE_CONFIG_DIR = previousConfigDir
+  }
+  await rm(tempDir, { recursive: true, force: true })
+})
+
+describe('initializeAssistantTeam', () => {
+  test('creates a session-scoped in-process team context and task list', async () => {
+    const context = await initializeAssistantTeam()
+    expect(context).toBeDefined()
+    const teamContext = context!
+
+    expect(teamContext.teamName).toStartWith('assistant-')
+    expect(teamContext.isLeader).toBe(true)
+    expect(teamContext.selfAgentName).toBe('team-lead')
+    expect(
+      teamContext.teammates[teamContext.leadAgentId]?.tmuxSessionName,
+    ).toBe('in-process')
+    expect(getTaskListId()).toBe(teamContext.teamName)
+
+    const raw = await readFile(getTeamFilePath(teamContext.teamName), 'utf-8')
+    const teamFile = JSON.parse(raw)
+    expect(teamFile.leadAgentId).toBe(teamContext.leadAgentId)
+    expect(teamFile.members[0].backendType).toBe('in-process')
+    expect(teamFile.members[0].agentType).toBe('assistant')
+  })
+})