diff --git a/web/constants/issue.ts b/web/constants/issue.ts
index ccd4ab101..11a1f357a 100644
--- a/web/constants/issue.ts
+++ b/web/constants/issue.ts
@@ -158,6 +158,7 @@ export const ISSUE_GANTT_DISPLAY_FILTERS = [
   { key: "sub_issue", title: "Sub Issue" },
 ];
 
+// TODO: update this later
 export const ISSUE_EXTRA_DISPLAY_PROPERTIES = {
   list: {
     access: true,
diff --git a/web/layouts/app-layout/layout.tsx b/web/layouts/app-layout/layout.tsx
new file mode 100644
index 000000000..e69de29bb
diff --git a/web/store/issue.ts b/web/store/issue.ts
index 4e3f88013..f91f8af05 100644
--- a/web/store/issue.ts
+++ b/web/store/issue.ts
@@ -9,7 +9,12 @@ export interface IIssueStore {
   issues: {
     [project_id: string]: {
       grouped: {
-        [issueId: string]: IIssue[];
+        [group_id: string]: IIssue[];
+      };
+      groupWithSubGroups: {
+        [group_id: string]: {
+          [sub_group_id: string]: IIssue[];
+        };
       };
       ungrouped: IIssue[];
     };
@@ -28,6 +33,11 @@ class IssueStore implements IIssueStore {
       grouped: {
         [issueId: string]: IIssue[];
       };
+      groupWithSubGroups: {
+        [group_id: string]: {
+          [sub_group_id: string]: IIssue[];
+        };
+      };
       ungrouped: IIssue[];
     };
   } = {};