fix: 修复网关异常😡缺loadbalacner依赖导致的503，然后把auth服务写一下

aioj-backend-gateway/pom.xml

@@ -41,6 +41,11 @@
             <groupId>com.alibaba.cloud</groupId>
             <artifactId>spring-cloud-alibaba-sentinel-gateway</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-loadbalancer</artifactId>
+            <version>4.3.0</version>
+        </dependency>
         <dependency>
             <groupId>com.alibaba.csp</groupId>
             <artifactId>sentinel-datasource-extension</artifactId>
@@ -50,5 +55,11 @@
             <groupId>com.github.xiaoymin</groupId>
             <artifactId>knife4j-openapi3-jakarta-spring-boot-starter</artifactId>
         </dependency>
+
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-bootstrap</artifactId>
+            <version>4.3.0</version>
+        </dependency>
     </dependencies>
 </project>