Fix header string interpolation: simplify accessibilityLabel to avoid unterminated string; use '\(headerOtherPeersCount) people'

bitchat/Views/ContentView.swift

@@ -867,28 +867,31 @@ struct ContentView: View {
             Spacer()
             
             // Channel badge + dynamic spacing + people counter
+            // Precompute header count and color outside the ViewBuilder expressions
+            #if os(iOS)
+            let cc = channelPeopleCountAndColor()
+            let headerCountColor: Color = cc.1
+            let headerOtherPeersCount: Int = {
+                if case .location = locationManager.selectedChannel {
+                    return viewModel.visibleGeohashPeople().count
+                }
+                return cc.0
+            }()
+            #else
+            let peerCounts = viewModel.allPeers.reduce(into: (others: 0, mesh: 0)) { counts, peer in
+                guard peer.id != viewModel.meshService.myPeerID else { return }
+                let isMeshConnected = peer.isConnected
+                if isMeshConnected { counts.mesh += 1; counts.others += 1 }
+                else if peer.isMutualFavorite { counts.others += 1 }
+            }
+            let headerOtherPeersCount = peerCounts.others
+            // Darker, more neutral blue (less purple hue)
+            let meshBlue = Color(hue: 0.60, saturation: 0.85, brightness: 0.82)
+            let headerCountColor: Color = (peerCounts.mesh > 0) ? meshBlue : Color.secondary
+            #endif
+
             HStack(spacing: 10) {
                 // Unread icon immediately to the left of the channel badge (independent from channel button)
-                #if os(iOS)
-                let cc = channelPeopleCountAndColor()
-                var otherPeersCount = cc.0
-                let countColor = cc.1
-                // Ensure geohash count matches the actual pruned list used in the sidebar
-                if case .location = locationManager.selectedChannel {
-                    otherPeersCount = viewModel.visibleGeohashPeople().count
-                }
-                #else
-                let peerCounts = viewModel.allPeers.reduce(into: (others: 0, mesh: 0)) { counts, peer in
-                    guard peer.id != viewModel.meshService.myPeerID else { return }
-                    let isMeshConnected = peer.isConnected
-                    if isMeshConnected { counts.mesh += 1; counts.others += 1 }
-                    else if peer.isMutualFavorite { counts.others += 1 }
-                }
-                let otherPeersCount = peerCounts.others
-                // Darker, more neutral blue (less purple hue)
-                let meshBlue = Color(hue: 0.60, saturation: 0.85, brightness: 0.82)
-                let countColor: Color = (peerCounts.mesh > 0) ? meshBlue : Color.secondary
-                #endif
                 
                 // Unread indicator
                 #if os(iOS)
@@ -932,12 +935,12 @@ struct ContentView: View {
                     // People icon with count
                     Image(systemName: "person.2.fill")
                         .font(.system(size: 11))
-                        .accessibilityLabel("\(otherPeersCount) \(otherPeersCount == 1 ? "person" : "people")")
+                        .accessibilityLabel("\(headerOtherPeersCount) people")
-                    Text("\(otherPeersCount)")
+                    Text("\(headerOtherPeersCount)")
                         .font(.system(size: 12, design: .monospaced))
                         .accessibilityHidden(true)
                 }
-                .foregroundColor(countColor)
+                .foregroundColor(headerCountColor)
             }
             .onTapGesture {
                 withAnimation(.easeInOut(duration: 0.2)) {