[AB-347] adding support for multiple and generic attachments to modmail

fixing editing messages with multiple embeds
fixing message limit also bein imposed on pure embed count

abstracto-application/abstracto-modules/modmail/modmail-int/src/main/java/dev/sheldan/abstracto/modmail/model/template/ModMailModeratorReplyModel.java

@@ -8,6 +8,9 @@ import lombok.Setter;
 import net.dv8tion.jda.api.entities.Member;
 import net.dv8tion.jda.api.entities.Message;
 
+import java.util.List;
+import java.util.Map;
+
 /**
  * Model used to render the response by staff members to the DM channel with the user
  */
@@ -36,6 +39,8 @@ public class ModMailModeratorReplyModel {
      * Whether or not the reply should be shown anonymous
      */
     private Boolean anonymous;
+    private List<String> attachedImageUrls;
+    private Map<String, String> remainingAttachments;
     /**
      * The {@link ModMailThread} to reply to
      */

abstracto-application/abstracto-modules/modmail/modmail-int/src/main/java/dev/sheldan/abstracto/modmail/model/template/ModMailUserReplyModel.java

@@ -7,6 +7,7 @@ import net.dv8tion.jda.api.entities.Member;
 import net.dv8tion.jda.api.entities.Message;
 
 import java.util.List;
+import java.util.Map;
 
 /**
  * Model used to render the response by the user to the mod mail thread channel.
@@ -23,6 +24,8 @@ public class ModMailUserReplyModel {
      * The {@link Message} which was posted, which contains all the possible information
      */
     private Message postedMessage;
+    private List<String> attachedImageUrls;
+    private Map<String, String> remainingAttachments;
     /**
      * List of {@link Member} which are registered as subscribers for a particular mod mail thread and will be pinged
      * when the user sends a new message