Introduce new permission for group member labels

ts/types/GroupMemberLabels.std.ts

@@ -5,6 +5,7 @@ import type {
   ConversationType,
   MembershipType,
 } from '../state/ducks/conversations.preload.js';
+import { SignalService as Proto } from '../protobuf/index.std.js';
 
 export const missingEmojiPlaceholder = '⍰';
 
@@ -25,5 +26,11 @@ export function getCanAddLabel(
   conversation: ConversationType,
   membership: MembershipType | undefined
 ): boolean {
-  return Boolean(membership && conversation.type === 'group');
+  return Boolean(
+    membership &&
+    conversation.type === 'group' &&
+    (membership.isAdmin ||
+      conversation.accessControlMemberLabel ===
+        Proto.AccessControl.AccessRequired.MEMBER)
+  );
 }

ts/types/groups.std.ts

@@ -21,6 +21,10 @@ type GroupV2AccessInviteLinkChangeType = {
   type: 'access-invite-link';
   newPrivilege: number;
 };
+type GroupV2AccessMemberLabelChangeType = {
+  type: 'access-member-label';
+  newPrivilege: number;
+};
 type GroupV2AnnouncementsOnlyChangeType = {
   type: 'announcements-only';
   announcementsOnly: boolean;
@@ -127,6 +131,7 @@ export type GroupV2ChangeDetailType =
   | GroupV2AccessAttributesChangeType
   | GroupV2AccessCreateChangeType
   | GroupV2AccessInviteLinkChangeType
+  | GroupV2AccessMemberLabelChangeType
   | GroupV2AccessMembersChangeType
   | GroupV2AdminApprovalAddOneChangeType
   | GroupV2AdminApprovalRemoveOneChangeType