Thymeleaf can not find resources

I am creating a project with Springboot and Thymeleaf . I have set up the whole project, found the template and the pages, so my template can not find the css and js

Html

<link rel="stylesheet" th:href="@{/bootstrap/css/bootstrap.min.css}"/>

application.properties

# --- CONFIGURAÇÃO TYMELEAF ---
spring.thymeleaf.suffix=.html
spring.thymeleaf.mode=HTML5
spring.thymeleaf.cache=false
spring.thymeleaf.content-type=text/html
spring.thymeleaf.encoding=UTF-8
spring.thymeleaf.prefix=classpath:/templates/
spring.thymeleaf.check-template-location=true
spring.thymeleaf.enabled=true

WebMvcConfigurerAdapter

@Override
     public void addResourceHandlers(ResourceHandlerRegistry registry) {
             registry.addResourceHandler("/resources/**")
                     .addResourceLocations("/resources/")
                     .addResourceLocations("/static/")
                     .addResourceLocations("/static/**")
                     .addResourceLocations("/resources/static/")
                     .addResourceLocations("/resources/static/**")
                     .addResourceLocations("/")
                     .addResourceLocations("/**");
     }

Folder structure