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>

scripts/dev.ts

@@ -49,6 +49,8 @@ const DEFAULT_FEATURES = [
   "KAIROS",
   "COORDINATOR_MODE",
   "LAN_PIPES",
+  "BG_SESSIONS",
+  "TEMPLATES",
   // "REVIEW_ARTIFACT", // API 请求无响应，需进一步排查 schema 兼容性
   // P3: poor mode (disable extract_memories + prompt_suggestion)
   "POOR",