Add configureResourceServer401ResponseBody example

Author: Matt Raible

spring-cloud-gateway/car-service/src/main/java/com/example/carservice/SecurityConfiguration.java

@@ -1,5 +1,6 @@
 package com.example.carservice;
 
+import com.okta.spring.boot.oauth.Okta;
 import org.springframework.context.annotation.Bean;
 import org.springframework.security.config.annotation.method.configuration.EnableReactiveMethodSecurity;
 import org.springframework.security.config.annotation.web.reactive.EnableWebFluxSecurity;
@@ -21,6 +22,10 @@ public SecurityWebFilterChain securityWebFilterChain(ServerHttpSecurity http) {
                 .and()
             .oauth2ResourceServer()
                 .jwt();
+
+        // Uncomment to prevent redirect and only act as a resource server
+        // Okta.configureResourceServer401ResponseBody(http);
+
         return http.build();
         // @formatter:on
     }