Upgrade Electron to 39.2.7 to fix macOS Tahoe GPU performance regression (#931)

events/EventSystem/IpcMainEventBus.ts

@@ -7,7 +7,7 @@ export class IpcMainEventBus implements EventBusInterface {
   private clients: Map<number, WebContents> = new Map() // webContentsId -> WebContents
   private connectionOwners: Map<string, number> = new Map() // connectionId -> webContentsId
   private currentClient: WebContents | undefined
-  
+
   constructor(ipc: IpcMain) {
     this.ipc = ipc
   }
@@ -16,34 +16,34 @@ export class IpcMainEventBus implements EventBusInterface {
     this.ipc.on(subscribeEvent.topic, (event: any, arg: any) => {
       const sender = event.sender as WebContents
       this.currentClient = sender
-      
+
       // Track the client (O(1) operation)
       if (!this.clients.has(sender.id)) {
         this.clients.set(sender.id, sender)
-        
+
         // Clean up when window is closed
         sender.once('destroyed', () => {
           this.clients.delete(sender.id)
-          
+
           // Clean up owned connections
-          for (const [connectionId, webContentsId] of this.connectionOwners.entries()) {
+          Array.from(this.connectionOwners.entries()).forEach(([connectionId, webContentsId]) => {
             if (webContentsId === sender.id) {
               this.connectionOwners.delete(connectionId)
             }
-          }
+          })
         })
       }
-      
+
       // Track connection ownership
       if (subscribeEvent.topic === 'connection/add/mqtt' && arg?.id) {
         this.connectionOwners.set(arg.id, sender.id)
       }
-      
+
       // Remove connection ownership
       if (subscribeEvent.topic === 'connection/remove' && typeof arg === 'string') {
         this.connectionOwners.delete(arg)
       }
-      
+
       callback(arg)
     })
   }
@@ -58,7 +58,7 @@ export class IpcMainEventBus implements EventBusInterface {
 
   public emit<MessageType>(event: Event<MessageType>, msg: MessageType) {
     const topic = event.topic
-    
+
     // RPC responses go only to the requesting client
     if (topic.includes('/response/')) {
       if (this.currentClient && !this.currentClient.isDestroyed()) {
@@ -66,18 +66,18 @@ export class IpcMainEventBus implements EventBusInterface {
       }
       return
     }
-    
+
     // Connection-specific events - optimized with early pattern match
     if (topic.startsWith('conn/')) {
       const parts = topic.split('/')
       let connectionId: string | undefined
-      
+
       if (parts.length === 2) {
         connectionId = parts[1]
       } else if (parts.length === 3 && (parts[1] === 'state' || parts[1] === 'publish')) {
         connectionId = parts[2]
       }
-      
+
       if (connectionId) {
         const ownerWebContentsId = this.connectionOwners.get(connectionId)
         if (ownerWebContentsId !== undefined) {
@@ -89,7 +89,7 @@ export class IpcMainEventBus implements EventBusInterface {
         }
       }
     }
-    
+
     // All other events go to all clients
     this.clients.forEach(client => {
       if (!client.isDestroyed()) {

events/EventSystem/SocketIOServerEventBus.ts

@@ -23,7 +23,7 @@ export class SocketIOServerEventBus implements EventBusInterface {
   private globalHandlers: Map<string, (socket: Socket, arg: any) => void> = new Map()
 
   // Per-socket subscriptions for cleanup
-  private socketSubscriptions: Map<string, SocketSubscription[]> = new Map()
+  private socketSubscriptions: Map<string, Array<SocketSubscription>> = new Map()
 
   // Track which socket is currently processing a request
   private currentSocket: Socket | undefined
@@ -73,7 +73,7 @@ export class SocketIOServerEventBus implements EventBusInterface {
       event,
       totalClients,
       totalSubscriptions,
-      
+
       totalConnections,
       socketId.substring(0, 8),
       socketSubs,