Fix regressions N1-N3 from re-verification

- Transcript: selection suspension clears when press ends; Latest
  re-enables follow fully (clears stale selection state)
- Send disabled until transport ready in pending Type composer
- Server URL: programmatic success-trim no longer erases its own
  saved-confirmation; only user edits clear it

Sources/Features/Settings/SettingsView.swift

@@ -15,6 +15,8 @@ struct SettingsView: View {
     @State private var urlJustSaved = false
     @State private var showModelPicker = false
     @FocusState private var urlFocused: Bool
+    @State private var applyingTrim = false
+    /// Guards the success-trim against the edit observer (N3).
 
     init(settings: SettingsStore, session: VoiceSession) {
         self.settings = settings
@@ -71,10 +73,14 @@ struct SettingsView: View {
                     .accessibilityLabel("Server URL")
                     .focused($urlFocused)
                     .onAppear { urlText = settings.serverURL }
-                    .onChange(of: urlText) { _, _ in
-                        // Any edit clears the saved confirmation and error.
-                        urlJustSaved = false
-                        urlError = nil
+                    .onChange(of: urlText) { oldValue, newValue in
+                        // A programmatic normalization on successful Save must
+                        // not erase its own confirmation; only user edits do.
+                        guard applyingTrim == false else { return }
+                        if newValue != oldValue {
+                            urlJustSaved = false
+                            urlError = nil
+                        }
                     }
                     .overlay(alignment: .trailing) {
                         if urlJustSaved {
@@ -142,7 +148,11 @@ struct SettingsView: View {
         switch ServerConfig.parse(trimmed) {
         case .success:
             settings.serverURL = trimmed
-            urlText = trimmed
+            if trimmed != urlText {
+                applyingTrim = true
+                urlText = trimmed
+                applyingTrim = false
+            }
             urlError = nil
             urlJustSaved = true
             urlFocused = false