feat: Rename to Toju and add translation

toju-app/src/app/domains/access-control/domain/rules/role-assignment.rules.ts

@@ -5,6 +5,7 @@ import {
   RoomRoleAssignment
 } from '../../../../shared-kernel';
 import { SYSTEM_ROLE_IDS } from '../constants/access-control.constants';
+import { localizeSystemRoleDisplayName } from './role-display.rules';
 import type { MemberIdentity } from '../models/access-control.model';
 import {
   buildRoleLookup,
@@ -106,13 +107,19 @@ export function getAssignedRoleIds(assignments: readonly RoomRoleAssignment[] |
   return uniqueStrings(assignment?.roleIds ?? []);
 }
 
-export function getDisplayRoleName(room: Room, member: MemberIdentity | null | undefined): string {
+export function getDisplayRoleName(
+  room: Room,
+  member: MemberIdentity | null | undefined,
+  translate?: (key: string) => string
+): string {
+  const translateOr = (key: string, fallback: string) => translate?.(key) ?? fallback;
+
   if (!member) {
-    return 'Member';
+    return translateOr('shared.leaveServer.roles.member', 'Member');
   }
 
   if (room.hostId === member.id || room.hostId === member.oderId) {
-    return 'Owner';
+    return translateOr('shared.leaveServer.roles.owner', 'Owner');
   }
 
   const roles = normalizeRoomRoles(room.roles, room.permissions);
@@ -121,8 +128,13 @@ export function getDisplayRoleName(room: Room, member: MemberIdentity | null | u
     .map((roleId) => roleLookup.get(roleId))
     .filter((role): role is RoomRole => !!role)
     .sort(roleSortDescending);
+  const roleName = assignedRoles[0]?.name;
 
-  return assignedRoles[0]?.name || '@everyone';
+  if (!roleName) {
+    return translateOr('shared.accessControl.roles.everyone', '@everyone');
+  }
+
+  return translate ? localizeSystemRoleDisplayName(roleName, translate) : roleName;
 }
 
 export function getAssignedRoles(room: Room, identity: MemberIdentity | null | undefined): RoomRole[] {