Fix peer dropdown layout and announcement timing

- Move peer dropdown next to bitchat title
- Add immediate peer announcement on connection
- Fix iOS menu chevron visibility with platform-specific styling
- Force UI updates for join/leave messages
- Add peers to active list immediately on connection
- Remove all announcement delays for instant name resolution

bitchat/Services/BluetoothMeshService.swift

@@ -559,6 +559,9 @@ extension BluetoothMeshService: CBCentralManagerDelegate {
         
         connectedPeripherals[peerID] = peripheral
         print("[DEBUG] Connected to peer: \(peerID)")
+        
+        // Add to active peers immediately
+        activePeers.insert(peerID)
         print("[DEBUG] Active peers: \(activePeers)")
         
         // Update peer list to show we're connecting
@@ -622,43 +625,36 @@ extension BluetoothMeshService: CBPeripheralDelegate {
                 peripheral.setNotifyValue(true, for: characteristic)
                 peripheralCharacteristics[peripheral] = characteristic
                 
-                // Send key exchange and announce immediately
+                // Send key exchange and announce immediately without any delay
-                DispatchQueue.main.async { [weak self] in
+                let publicKeyData = self.encryptionService.publicKey.rawRepresentation
-                    guard let self = self else { return }
+                let packet = BitchatPacket(
+                    type: MessageType.keyExchange.rawValue,
+                    senderID: self.myPeerID.data(using: .utf8)!,
+                    recipientID: nil,
+                    timestamp: UInt64(Date().timeIntervalSince1970),
+                    payload: try! JSONEncoder().encode(publicKeyData),
+                    signature: nil,
+                    ttl: 1
+                )
                 
-                    let publicKeyData = self.encryptionService.publicKey.rawRepresentation
+                if let data = packet.data {
-                    let packet = BitchatPacket(
+                    peripheral.writeValue(data, for: characteristic, type: .withResponse)
-                        type: MessageType.keyExchange.rawValue,
+                }
+                
+                // Send announce packet immediately after key exchange
+                if let vm = self.delegate as? ChatViewModel {
+                    let announcePacket = BitchatPacket(
+                        type: MessageType.announce.rawValue,
                         senderID: self.myPeerID.data(using: .utf8)!,
                         recipientID: nil,
                         timestamp: UInt64(Date().timeIntervalSince1970),
-                        payload: try! JSONEncoder().encode(publicKeyData),
+                        payload: vm.nickname.data(using: .utf8)!,
                         signature: nil,
                         ttl: 1
                     )
-                    
+                    if let data = announcePacket.data {
-                    if let data = packet.data {
                         peripheral.writeValue(data, for: characteristic, type: .withResponse)
                     }
-                    
-                    // Send announce packet immediately after key exchange
-                    if let vm = self.delegate as? ChatViewModel {
-                        DispatchQueue.main.async { [weak self] in
-                            guard let self = self else { return }
-                            let announcePacket = BitchatPacket(
-                                type: MessageType.announce.rawValue,
-                                senderID: self.myPeerID.data(using: .utf8)!,
-                                recipientID: nil,
-                                timestamp: UInt64(Date().timeIntervalSince1970),
-                                payload: vm.nickname.data(using: .utf8)!,
-                                signature: nil,
-                                ttl: 1
-                            )
-                            if let data = announcePacket.data {
-                                peripheral.writeValue(data, for: characteristic, type: .withResponse)
-                            }
-                        }
-                    }
                 }
             }
         }

bitchat/ViewModels/ChatViewModel.swift

@@ -252,6 +252,9 @@ extension ChatViewModel: BitchatDelegate {
         )
         messages.append(systemMessage)
         print("[DEBUG] Added join message, total messages: \(messages.count)")
+        
+        // Force UI update
+        objectWillChange.send()
     }
     
     func didDisconnectFromPeer(_ peerID: String) {
@@ -265,6 +268,9 @@ extension ChatViewModel: BitchatDelegate {
         )
         messages.append(systemMessage)
         print("[DEBUG] Added leave message, total messages: \(messages.count)")
+        
+        // Force UI update
+        objectWillChange.send()
     }
     
     func didUpdatePeerList(_ peers: [String]) {

bitchat/Views/ContentView.swift

@@ -106,14 +106,15 @@ struct ContentView: View {
                 .opacity(0)
             } else {
                 // Public chat header
-                Text("bitchat")
+                HStack(spacing: 12) {
-                    .font(.system(size: 18, weight: .medium, design: .monospaced))
+                    Text("bitchat")
-                    .foregroundColor(textColor)
+                        .font(.system(size: 18, weight: .medium, design: .monospaced))
+                        .foregroundColor(textColor)
                     
-                Spacer()
+                    // Peer status section
-                
+                    peerStatusView
-                // Peer status section
+                        .frame(maxWidth: 120)
-                peerStatusView
+                }
                 
                 Spacer()
                 
@@ -188,7 +189,11 @@ struct ContentView: View {
                 }
             }
         }
+        #if os(macOS)
         .menuStyle(.borderlessButton)
+        #else
+        .menuStyle(.automatic)
+        #endif
     }
     
     private var messagesView: some View {