To change default redirect

Previously after logging in we used to get the desired index page, but the address bar still had the "/login" in the address bar, this code fixes that

spring-security-modules/spring-security-web-thymeleaf/src/main/java/com/baeldung/customuserdetails/SecurityConfiguration.java

@@ -28,7 +28,7 @@ public class SecurityConfiguration {
             .formLogin()
             .loginPage("/login")
             .permitAll()
-            .successForwardUrl("/index")
+            .defaultSuccessUrl("/index")
             .and()
             .logout()
             .permitAll()