SpringCloud - gateway 报错: type=Service Unavailable, status=503

后端没有报错，前端返回503，如果配置文件确定没有问题的话，应该是缺依赖的问题：

        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-loadbalancer</artifactId>
        </dependency>

附录

配置文件:

server:
  port: 8888
spring:
  application:
    name: cloud‐gateway
  cloud:
    nacos:
      discovery:
        server‐addr: localhost:8848
        namespace: 54fdd84f-44bb-45c1-b9c7-2b13bb4dca57
    gateway:
      discovery:
        locator:
          enabled: true
          lower-case-service-id: true
      routes:
        - id: cloud-order
          uri: lb://cloud-order
          predicates:
            - Path=/order/**

依赖:

        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-gateway</artifactId>
            <version>3.0.3</version>
            <exclusions>
                <exclusion>
                    <groupId>org.springframework.boot</groupId>
                    <artifactId>spring-boot-starter-webmvc</artifactId>
                </exclusion>
            </exclusions>
        </dependency>
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-loadbalancer</artifactId>
        </dependency>
        <dependency>
            <groupId>com.alibaba.cloud</groupId>
            <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
            <version>${spring-cloud-alibaba.version}</version>
        </dependency>
        <dependency>
            <groupId>com.alibaba.cloud</groupId>
            <artifactId>spring-cloud-starter-alibaba-nacos-config</artifactId>
            <version>${spring-cloud-alibaba.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-actuator</artifactId>
            <version>3.0.6</version>
        </dependency>