Scroll to message when loading

Kordophone/Shared/ConversationView.swift

@@ -7,6 +7,7 @@ struct ConversationView : View {
     var messages: [Message]
     
     var body: some View {
+        ScrollViewReader { proxy in
             ScrollView {
                 LazyVStack {
                     ForEach(messages) { message in
@@ -14,12 +15,18 @@ struct ConversationView : View {
                             Spacer()
                         }
                         MessageView(message: message)
+                            .id(message)
                         if !message.sentByMe {
                             Spacer()
                         }
                     }
                 }
             }
+            .navigationTitle(conversation.effectiveDisplayName)
+            .onChange(of: messages) { newValue in
+                proxy.scrollTo(newValue.last, anchor: .bottom)
+            }
+        }
     }
 }
 
@@ -29,6 +36,7 @@ struct ConversationViewWrapper : View {
     @EnvironmentObject private var connection: Connection
     
     private func refresh() {
+        messages.removeAll()
         Task {
             self.messages = await connection.messages(in: conversation) ?? .init()
         }