Adding default flag to the group domain object so that the client can select a default permission group for the user.

app/server/appsmith-server/src/main/java/com/appsmith/server/domains/Group.java

@@ -30,6 +30,8 @@ public class Group extends BaseDomain {
      */
     Set<String> permissions;
 
+    private Boolean isDefault = false;
+
     /**
      * If the display name is null or empty, then just return the actual group name. This is just to ensure that
      * the client is never sent an empty group name for displaying on the UI.

app/server/appsmith-server/src/main/java/com/appsmith/server/services/GroupServiceImpl.java

@@ -55,6 +55,7 @@ public class GroupServiceImpl extends BaseService<GroupRepository, Group, String
                     newGroup.setDisplayName(group.getDisplayName());
                     newGroup.setOrganizationId(organizationId);
                     newGroup.setPermissions(group.getPermissions());
+                    newGroup.setIsDefault(group.getIsDefault());
                     log.debug("Creating group {} for org: {}", group.getName(), organizationId);
                     return create(newGroup);
                 });

app/server/mongo-seed/seed.js

@@ -50,6 +50,8 @@ let res = [
         "_id": ObjectId("5da151714a020300041ae8ff"),
         "name": "org-admin",
         "organizationId": "5da151714a020300041ae8fd",
+        "displayName": "Org Admin Group",
+        "isDefault": true,
         "permissions": [
             "read:groups",
             "read:organizations",
@@ -78,7 +80,42 @@ let res = [
         ],
         "deleted": false,
         "_class": "com.appsmith.server.domains.Group"
-    }),
+    },
+    {
+            "_id": ObjectId("5df8c1e0078d501fc3f4491b"),
+            "name": "org-admin",
+            "organizationId": "default-org",
+            "displayName": "Org Admin Group",
+            "isDefault": true,
+            "permissions": [
+                "read:groups",
+                "read:organizations",
+                "create:users",
+                "create:groups",
+                "create:organizations",
+                "read:users",
+                "read:pages",
+                "create:pages",
+                "update:pages",
+                "read:layouts",
+                "create:layouts",
+                "update:layouts",
+                "read:properties",
+                "create:properties",
+                "update:properties",
+                "read:actions",
+                "create:actions",
+                "update:actions",
+                "read:resources",
+                "create:resources",
+                "update:resources",
+                "read:plugins",
+                "create:plugins",
+                "update:plugins"
+            ],
+            "deleted": false,
+            "_class": "com.appsmith.server.domains.Group"
+        }),
 
     db.user.insert({
         "name": "Admin User",