ya se puede añadir y responder!!!

src/main/java/com/cristobalbernal/foro/Entidades/Foro.java

@@ -15,7 +15,7 @@ public class Foro {
     @Column(name = "titulo", nullable = true, length = 150)
     private String titulo;
     @Basic
-    @Column(name = "descripcion", nullable = true, length = 150)
+    @Column(name = "descripcion", nullable = true, length = 500)
     private String descripcion;
     @Version
     @Basic
@@ -25,7 +25,7 @@ public class Foro {
     @Column(name = "imagen", nullable = false)
     private int imagen;
     @Basic
-    @Column(name = "categoria_foro_id", nullable = false)
+    @Column(name = "categoria_foro_id", nullable = true)
     private int categoriaForoId;
 
     public Foro() {

src/main/java/com/cristobalbernal/foro/Entidades/UsersEntity.java

@@ -19,13 +19,13 @@ public class UsersEntity {
     @Column(name = "secondname", nullable = true, length = 45)
     private String secondname;
     @Basic
-    @Column(name = "password", nullable = true, length = 45)
+    @Column(name = "password", nullable = true, length = 120)
     private String password;
     @Basic
     @Column(name = "email", nullable = true, length = 45)
     private String email;
     @Basic
-    @Column(name = "username", nullable = true, length = 45)
+    @Column(name = "username", nullable = true, length = 120)
     private String username;
     @Basic
     @Column(name = "Imgen", nullable = true, length = 150)

src/main/resources/application.properties

@@ -2,7 +2,7 @@ server.port=9000
 spring.thymeleaf.cache=false
 
 spring.jpa.hibernate.ddl-auto=update
-spring.datasource.url=jdbc:mariadb://localhost:3306/foro
+spring.datasource.url=jdbc:mariadb://localhost:3306/forogruas
 spring.datasource.username=root
 spring.datasource.password=
 spring.jpa.properties.hibernate.jdbc.time_zone=UTC

src/main/resources/static/css/style.css

@@ -2343,7 +2343,7 @@ button:active {
     border-radius: 50%;
 }
 .user-name{
-    font-size: 18pt;
+    font-size: 20pt;
     margin-top: 14px;
 }
 .socials{
@@ -2358,6 +2358,7 @@ button:active {
 .colorCorreo{
     text-decoration: none;
     color: #ad0000;
+    font-size: 14pt;
 }
 a:hover{
     color: #dd1919;

src/main/resources/templates/index.html

@@ -66,7 +66,7 @@
                         <!--strart col-md-3 (side bar)-->
 
                     </section>
-
+<!-- Podemos añadir el usuario-->
                 </div>
             </div>
             <aside class="col-md-3 sidebar97239">

src/main/resources/templates/miperfil/miperfil.html

@@ -8,7 +8,7 @@
 </div>
 <ul class="socials">
     <li>
-        <a class="colorCorreo" href="mailto:[email protected]">[email protected]</a>
+        <a class="colorCorreo" th:text="${nombre.getEmail()}"></a>
     </li>
 </ul>
 <form th:action="@{/logout}" method="post" class="cerrarSesion">