Feat/integrate lint preview (#285)

* feat: 适配 zed acp 协议

* docs: 完善 acp 文档

* feat: integrate feature branches + daemon/job 命令层级化 + 跨平台后台引擎

Cherry-picked from origin/lint/preview (637c908), excluding lint-only changes.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* fix: correct detectMimeFromBase64 to decode raw bytes from base64

Cherry-picked from origin/lint/preview (ee36954).

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* fix: daemon 子进程 spawn 跨平台修复 + CliLaunchSpec 集中化重构

Cherry-picked from origin/lint/preview (c5f52cd), excluding lint-only formatting changes.

- 新建 src/utils/cliLaunch.ts: 集中化 CLI 子进程启动层
- 修复 --daemon-worker=kind 等号格式解析
- 修复 daemon/bg fast path 缺少 setShellIfWindows()
- 修复 checkPathExists 用 existsSync 替代 execSync('dir')
- 7 个 spawn 站点迁移到 CliLaunchSpec

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* fix: merge tsconfig.base.json into tsconfig.json with full compiler options

The cherry-pick from 637c908 dropped jsx/strict/etc settings when removing
tsconfig.base.json. This commit restores them in a single tsconfig.json.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* fix: merge tsconfig.base.json into tsconfig.json with full compiler options

The cherry-pick from 637c908 dropped jsx/strict/etc settings when removing
tsconfig.base.json. This commit restores them in a single tsconfig.json.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

src/proactive/__tests__/state.baseline.test.ts

@@ -0,0 +1,80 @@
+import { beforeEach, describe, expect, test } from 'bun:test'
+import {
+  activateProactive,
+  deactivateProactive,
+  getActivationSource,
+  getNextTickAt,
+  isContextBlocked,
+  isProactiveActive,
+  isProactivePaused,
+  pauseProactive,
+  resumeProactive,
+  setContextBlocked,
+  setNextTickAt,
+  shouldTick,
+  subscribeToProactiveChanges,
+} from '../index'
+
+function resetProactiveState() {
+  activateProactive('reset')
+  setContextBlocked(false)
+  setNextTickAt(null)
+  deactivateProactive()
+}
+
+beforeEach(() => {
+  resetProactiveState()
+})
+
+describe('proactive state baseline', () => {
+  test('activateProactive enables proactive mode and records the source', () => {
+    activateProactive('baseline_test')
+
+    expect(isProactiveActive()).toBe(true)
+    expect(isProactivePaused()).toBe(false)
+    expect(isContextBlocked()).toBe(false)
+    expect(getActivationSource()).toBe('baseline_test')
+    expect(shouldTick()).toBe(true)
+  })
+
+  test('pauseProactive suppresses ticking and clears nextTickAt', () => {
+    activateProactive('pause_case')
+    setNextTickAt(Date.now() + 30_000)
+
+    pauseProactive()
+
+    expect(isProactivePaused()).toBe(true)
+    expect(getNextTickAt()).toBeNull()
+    expect(shouldTick()).toBe(false)
+
+    resumeProactive()
+    expect(isProactivePaused()).toBe(false)
+    expect(shouldTick()).toBe(true)
+  })
+
+  test('setContextBlocked clears nextTickAt and blocks ticking', () => {
+    activateProactive('blocked_case')
+    setNextTickAt(Date.now() + 5_000)
+
+    setContextBlocked(true)
+
+    expect(isContextBlocked()).toBe(true)
+    expect(getNextTickAt()).toBeNull()
+    expect(shouldTick()).toBe(false)
+  })
+
+  test('subscribers are notified on state changes', () => {
+    let notifications = 0
+    const unsubscribe = subscribeToProactiveChanges(() => {
+      notifications += 1
+    })
+
+    activateProactive('subscriber_case')
+    setNextTickAt(Date.now() + 1_000)
+    setContextBlocked(true)
+    deactivateProactive()
+    unsubscribe()
+
+    expect(notifications).toBeGreaterThanOrEqual(3)
+  })
+})