Added new end point, edited getEmails to be Async all and return 202 status code

src/main/java/com/safeqr/app/gmail/model/EmailMessage.java

@@ -1,6 +1,7 @@
 package com.safeqr.app.gmail.model;
 
 import com.fasterxml.jackson.annotation.JsonInclude;
+import com.safeqr.app.qrcode.model.QRCodeModel;
 import lombok.Data;
 
 import java.util.ArrayList;
@@ -8,6 +9,7 @@ import java.util.List;
 @Data
 public class EmailMessage {
     private String messageId;
+    private String threadId;
     private String subject;
     private String historyId;
     private String date;
@@ -18,13 +20,18 @@ public class EmailMessage {
     @JsonInclude(JsonInclude.Include.NON_EMPTY)
     List<QRCodeByURL> qrCodeByURL;
 
-    public EmailMessage(String messageId, String subject, String historyId, String date) {
+    @JsonInclude(JsonInclude.Include.NON_EMPTY)
+    List<QRCodeModel<?>> decodedContentsDetails;
+
+    public EmailMessage(String messageId, String threadId ,String subject, String historyId, String date) {
         this.messageId = messageId;
+        this.threadId = threadId;
         this.subject = subject;
         this.historyId = historyId;
         this.date = date;
         this.qrCodeByContentId = new ArrayList<>();
         this.qrCodeByURL = new ArrayList<>();
+        this.decodedContentsDetails = new ArrayList<>();
     }
     public void addQRCodeByContentId(QRCodeByContentId qrCode) {
         this.qrCodeByContentId.add(qrCode);
@@ -34,6 +41,10 @@ public class EmailMessage {
         this.qrCodeByURL.add(qrCode);
     }
 
+    public void addQRCodeModel(QRCodeModel<?> qrCode) {
+        this.decodedContentsDetails.add(qrCode);
+    }
+
     public boolean hasQRCodes() {
         return !qrCodeByContentId.isEmpty() || !qrCodeByURL.isEmpty();
     }