fixed web-socket and add rewards on post

src/main/java/com/krylov/refound/entity/Post.java

@@ -42,6 +42,7 @@ public class Post {
   private LocalDateTime createdAt;
   private String phone;
   private String rulesAccepted;
+  private Boolean isReward;
 
   @Enumerated(EnumType.STRING)
   private PostType type;