FEAT: deleteRoom endpoint and ResponseEntity usage

src/main/java/com/mallardromain/hotel/model/User.java

@@ -14,6 +14,9 @@ public class User {
 
     private String password;
 
+    @Column(nullable = false)
+    private String role = "USER";
+
     public User(){
 
     }
@@ -46,4 +49,13 @@ public class User {
     public void setPassword(String password){
         this.password = password;
     }
+
+    public String getRole(){
+        return role;
+    }
+
+    public void setRole(String role){
+        this.role = role;
+    }
+
 }