chore: enforce lint across codebase and ban "maybe" in identifiers

Remove member-ordering and complexity eslint-disable comments by reordering
class members and applying targeted fixes. Add metoyou/no-maybe-in-naming,
type-safe WebRTC e2e harness helpers, and resolve remaining lint errors so
npm run lint exits cleanly.

Co-authored-by: Cursor <cursoragent@cursor.com>

toju-app/src/app/domains/direct-message/application/services/direct-message.service.ts

@@ -1,4 +1,3 @@
-/* eslint-disable @typescript-eslint/member-ordering */
 import {
   Injectable,
   computed,
@@ -62,24 +61,13 @@ interface DirectMessageTypingEntry {
 
 @Injectable({ providedIn: 'root' })
 export class DirectMessageService {
-  private readonly repository = inject(DirectMessageRepository);
-  private readonly offlineQueue = inject(OfflineMessageQueueService);
-  private readonly delivery = inject(PeerDeliveryService);
-  private readonly attachments = inject(AttachmentFacade);
-  private readonly customEmoji = inject(CustomEmojiService);
-  private readonly store = inject(Store);
-  private readonly router = inject(Router);
-  private readonly currentUser = this.store.selectSignal(selectCurrentUser);
-  private readonly conversationsSignal = signal<DirectMessageConversation[]>([]);
-  private readonly selectedConversationIdSignal = signal<string | null>(null);
-  private readonly typingEntriesSignal = signal<DirectMessageTypingEntry[]>([]);
-  private readonly lastSyncRequestAt = new Map<string, number>();
-  private loadedOwnerId: string | null = null;
 
   readonly conversations = computed(() => [...this.conversationsSignal()].sort(
     (firstConversation, secondConversation) => secondConversation.lastMessageAt - firstConversation.lastMessageAt
   ));
+
   readonly selectedConversationId = this.selectedConversationIdSignal.asReadonly();
+
   readonly selectedConversation = computed(() => {
     const selectedId = this.selectedConversationIdSignal();
 
@@ -87,12 +75,40 @@ export class DirectMessageService {
       ? this.conversationsSignal().find((conversation) => conversation.id === selectedId) ?? null
       : null;
   });
+
   readonly totalUnreadCount = computed(() => this.conversationsSignal().reduce(
     (total, conversation) => total + conversation.unreadCount,
     0
   ));
+
   readonly typingEntries = this.typingEntriesSignal.asReadonly();
 
+  private readonly repository = inject(DirectMessageRepository);
+
+  private readonly offlineQueue = inject(OfflineMessageQueueService);
+
+  private readonly delivery = inject(PeerDeliveryService);
+
+  private readonly attachments = inject(AttachmentFacade);
+
+  private readonly customEmoji = inject(CustomEmojiService);
+
+  private readonly store = inject(Store);
+
+  private readonly router = inject(Router);
+
+  private readonly currentUser = this.store.selectSignal(selectCurrentUser);
+
+  private readonly conversationsSignal = signal<DirectMessageConversation[]>([]);
+
+  private readonly selectedConversationIdSignal = signal<string | null>(null);
+
+  private readonly typingEntriesSignal = signal<DirectMessageTypingEntry[]>([]);
+
+  private readonly lastSyncRequestAt = new Map<string, number>();
+
+  private loadedOwnerId: string | null = null;
+
   constructor() {
     effect(() => {
       const ownerId = this.getCurrentUserId();
@@ -991,4 +1007,5 @@ export class DirectMessageService {
 
     return ownerId;
   }
+
 }