feat: AI 场景路由、ASR 服务及前后端全链路同步

- 新增 AI 场景路由控制器和管理接口
- 新增 ASR 语音识别服务及前后端集成
- 同步 AI Runtime 客户端到 Web/小程序/Life-Script
- 完善 AI 配置测试修复和管理后台路由配置
- 新增数据库迁移脚本

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

backend-single/asr-service/emotion-museum-asr.service

@@ -0,0 +1,16 @@
+[Unit]
+Description=Emotion Museum ASR Service
+After=network.target
+
+[Service]
+Type=simple
+WorkingDirectory=/data/programs/emotion-museum/asr-service
+Environment=ASR_MODEL=/data/programs/emotion-museum/asr-service/models/paraformer-zh-onnx
+Environment=ASR_DEVICE=cpu
+Environment=ASR_WORK_DIR=/tmp/emotion-museum-asr
+ExecStart=/data/programs/emotion-museum/asr-service/.venv/bin/uvicorn app:app --host 127.0.0.1 --port 19120
+Restart=always
+RestartSec=5
+
+[Install]
+WantedBy=multi-user.target