@Bean
    public ShenyuPlugin basicAuthPlugin() {
        return new BasicAuthPlugin();
    }
GeneralContext plugin.

@return the shenyu plugin
shenyu-spring-boot-starter/shenyu-spring-boot-starter-plugin/shenyu-spring-boot-starter-plugin-basic-auth/src/main/java/org/apache/shenyu/springboot/starter/plugin/basic/auth/BasicAuthPluginConfiguration.java