public im.turms.server.common.access.client.dto.model.group.GroupInvitation.Builder addGroupInvitationsBuilder() {
            return getGroupInvitationsFieldBuilder()
                    .addBuilder(im.turms.server.common.access.client.dto.model.group.GroupInvitation
                            .getDefaultInstance());
        }
<code>repeated .im.turms.proto.GroupInvitation group_invitations = 1;</code>
turms-server-common/src/main/java/im/turms/server/common/access/client/dto/model/group/GroupInvitationsWithVersion.java