docs: 优化部署、迁移文档、docker增加redis支持

1、优化部署、迁移
2、自动备份命令增加手动备份功能
3、docker部署集成redis

.docker/services/redis/Dockerfile

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+FROM redis:7-alpine
+
+RUN mkdir -p /run/redis-socket && chmod 777 /run/redis-socket
+COPY ./redis.conf /etc/redis.conf
+CMD ["redis-server", "/etc/redis.conf"]

.docker/services/redis/redis.conf

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+unixsocket /run/redis-socket/redis.sock
+unixsocketperm 777 
+port 0