（没成功，放弃尝试）去除注册中心 nacos；添加 Eureka；升级Spring Cloud版本为2022.0.1；JDK版本为17

backend/microservice-provider-test-8011/pom.xml

@@ -13,25 +13,16 @@
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <maven.compiler.source>11</maven.compiler.source>
-        <maven.compiler.target>11</maven.compiler.target>
+        <maven.compiler.source>17</maven.compiler.source>
+        <maven.compiler.target>17</maven.compiler.target>
     </properties>
 
     <dependencies>
         <!-- Spring Boot -->
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-test</artifactId>
-        </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>
         </dependency>
-        <!-- Nacos -->
-        <dependency>
-            <groupId>com.alibaba.cloud</groupId>
-            <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
-        </dependency>
         <!-- logback -->
         <dependency>
             <groupId>ch.qos.logback</groupId>

backend/microservice-provider-test-8011/src/main/java/com/cxyxiaomo/epp/test/TestProvider.java

@@ -2,12 +2,10 @@ package com.cxyxiaomo.epp.test;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
-import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
 
 // 启动类
 
 @SpringBootApplication
-@EnableDiscoveryClient
 public class TestProvider {
     public static void main(String[] args) {
         SpringApplication.run(TestProvider.class, args);

backend/microservice-provider-test-8011/src/main/resources/application.yml

@@ -6,6 +6,3 @@ spring:
   application:
     name: microservice-provider-test
   cloud:
-    nacos:
-      discovery:
-        server-addr: 127.0.0.1:8848