refactor: Dockerfile.embed → Dockerfile + fix Login TS error

- Dockerfile.embed 重命名为 Dockerfile（统一命名规范）
- docker-compose.yml / run.sh 引用更新
- 全量文档（CLAUDE/AGENTS/README/docs）Dockerfile.embed → Dockerfile
- fix: Login.tsx User 类型缺少 email/status 字段

docker-compose.yml

@@ -54,7 +54,7 @@ services:
     image: ${DOCKERHUB_IMAGE:-lghost/aiops}:${VERSION:-dev}
     build:
       context: .
-      dockerfile: Dockerfile.embed
+      dockerfile: Dockerfile
       args:
         VERSION: ${VERSION:-dev}
         BUILD_TIME: ${BUILD_TIME:-unknown}