Migrate authentication to beans.

wise-webapp/src/main/java/com/wisemapping/rest/MindmapController.java

@@ -33,12 +33,13 @@ import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
+import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.stereotype.Controller;
 import org.springframework.validation.BeanPropertyBindingResult;
 import org.springframework.validation.BindingResult;
 import org.springframework.web.bind.annotation.*;
 
-import javax.servlet.http.HttpServletResponse;
+import jakarta.servlet.http.HttpServletResponse;
 import java.io.IOException;
 import java.nio.charset.StandardCharsets;
 import java.util.*;
@@ -46,6 +47,7 @@ import java.util.stream.Collectors;
 
 
 @Controller
+@PreAuthorize("isAuthenticated() and hasRole('ROLE_USER')")
 public class MindmapController extends BaseController {
     final Logger logger = LogManager.getLogger();