refactor: 解耦 BRIDGE_MODE 与 DAEMON，禁用 DAEMON 降低内存占用

- 从 DEFAULT_BUILD_FEATURES 注释掉 DAEMON（内存占用过高）
- remoteControlServer 命令门控从 feature('DAEMON') && feature('BRIDGE_MODE')
  改为仅 feature('BRIDGE_MODE')，bridge 不再依赖 daemon
- --daemon-worker 快速路径改为运行时检测，未启用时输出明确错误提示

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

src/commands.ts

@@ -75,7 +75,7 @@ const bridge = feature('BRIDGE_MODE')
   ? require('./commands/bridge/index.js').default
   : null
 const remoteControlServerCommand =
-  feature('DAEMON') && feature('BRIDGE_MODE')
+  feature('BRIDGE_MODE')
     ? require('./commands/remoteControlServer/index.js').default
     : null
 const voiceCommand = feature('VOICE_MODE')