Add OS metadata, preference hooks, and slider polish

Sources/Views/ServerDetailView.swift

@@ -10,16 +10,19 @@ import SwiftUI
 struct ServerDetailView: View {
     @Binding var server: Server
     var isFetching: Bool
+    @AppStorage("showIntervalIndicator") private var showIntervalIndicator: Bool = true
     
     @State private var progress: Double = 0
     let timer = Timer.publish(every: 1.0 / 60.0, on: .main, in: .common).autoconnect()
     
     var body: some View {
         VStack(spacing: 0) {
-            ProgressView(value: progress)
-                .progressViewStyle(LinearProgressViewStyle())
-                .padding(.horizontal)
-                .frame(height: 2)
+            if showIntervalIndicator {
+                ProgressView(value: progress)
+                    .progressViewStyle(LinearProgressViewStyle())
+                    .padding(.horizontal)
+                    .frame(height: 2)
+            }
             
             if server.info == nil {
                 ProgressView("Fetching server info...")
@@ -54,6 +57,7 @@ struct ServerDetailView: View {
             }
         }
         .onReceive(timer) { _ in
+            guard showIntervalIndicator else { return }
             withAnimation(.linear(duration: 1.0 / 60.0)) {
                 progress += 1.0 / (60.0 * 60.0)
                 if progress >= 1 { progress = 0 }