Stemify iOS 1.1 and WebUI updates, repo restructure into desktop/ios/server/web

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

ios/Stemify/UI/Screens/WebRadioScreen.swift

@@ -0,0 +1,116 @@
+import SwiftUI
+
+/// Saved internet radio stations. Tap to play, swipe to delete, long press to edit.
+struct WebRadioScreen: View {
+    @Environment(\.palette) private var p
+    @State private var editing: WebStation?
+    private var g: AppGraph { .shared }
+
+    var body: some View {
+        let s = g.settings
+        let radio = g.radio
+        let list = s.stations
+        List {
+            if let on = radio.station {
+                Section {
+                    HStack(spacing: 14) {
+                        SettingsIcon(symbol: "antenna.radiowaves.left.and.right", bg: 0xFF2D55)
+                        VStack(alignment: .leading, spacing: 1) {
+                            Text(on.name).foregroundStyle(p.label).lineLimit(1)
+                            Text(radio.playing ? "Live" : "Paused").font(.footnote).foregroundStyle(p.label2)
+                        }
+                        Spacer()
+                        Button { radio.toggle() } label: {
+                            Image(systemName: radio.playing ? "pause.fill" : "play.fill").font(.system(size: 20)).frame(width: 40, height: 40)
+                        }
+                        .buttonStyle(.borderless)
+                        Button { radio.stop() } label: {
+                            Image(systemName: "stop.fill").font(.system(size: 18)).frame(width: 40, height: 40)
+                        }
+                        .buttonStyle(.borderless)
+                    }
+                    .themedRow()
+                } header: { Text("Now Playing").foregroundStyle(p.label2) }
+            }
+            Section {
+                ForEach(list) { st in
+                    Button { radio.play(st) } label: {
+                        HStack(spacing: 14) {
+                            SettingsIcon(symbol: "dot.radiowaves.left.and.right", bg: 0x5856D6)
+                            VStack(alignment: .leading, spacing: 1) {
+                                Text(st.name).foregroundStyle(p.label).lineLimit(1)
+                                Text(st.url).font(.footnote).foregroundStyle(p.label2).lineLimit(1)
+                            }
+                            Spacer()
+                            if radio.station?.id == st.id { PlayingBars(playing: radio.playing) }
+                        }
+                    }
+                    .themedRow()
+                    .swipeActions(edge: .leading) { Button("Edit") { editing = st }.tint(.orange) }
+                    .contextMenu {
+                        Button { editing = st } label: { Label("Edit", systemImage: "pencil") }
+                        Button(role: .destructive) { remove(st) } label: { Label("Delete", systemImage: "trash") }
+                    }
+                }
+                .onDelete { rows in rows.map { list[$0] }.forEach(remove) }
+                Button { editing = WebStation(name: "", url: "") } label: { Label("Add Station", systemImage: "plus.circle.fill") }
+                    .themedRow()
+            } header: { Text("Stations").foregroundStyle(p.label2) } footer: {
+                Text("Any direct stream URL works (MP3, AAC or HLS). Playing a station pauses your queue, and playing a song stops the station.")
+                    .foregroundStyle(p.label2)
+            }
+        }
+        .listStyle(.insetGrouped)
+        .themedList()
+        .navigationTitle("Web Radio")
+        .sheet(item: $editing) { st in StationSheet(station: st) }
+    }
+
+    private func remove(_ st: WebStation) {
+        if g.radio.station?.id == st.id { g.radio.stop() }
+        g.settings.stations.removeAll { $0.id == st.id }
+    }
+}
+
+/// Name and stream URL for a new or existing station.
+private struct StationSheet: View {
+    let station: WebStation
+    @Environment(\.dismiss) private var dismiss
+    @State private var name = ""
+    @State private var url = ""
+
+    var body: some View {
+        let n = name.trimmingCharacters(in: .whitespaces)
+        let u = url.trimmingCharacters(in: .whitespaces)
+        let valid = !n.isEmpty && URL(string: u).map { ["http", "https"].contains($0.scheme?.lowercased() ?? "") } == true
+        NavigationStack {
+            List {
+                Section {
+                    TextField("Name", text: $name).themedRow()
+                    TextField("Stream URL", text: $url)
+                        .keyboardType(.URL).textInputAutocapitalization(.never).autocorrectionDisabled()
+                        .themedRow()
+                }
+            }
+            .listStyle(.insetGrouped)
+            .themedList()
+            .navigationTitle(station.name.isEmpty ? "New Station" : "Edit Station")
+            .navigationBarTitleDisplayMode(.inline)
+            .toolbar {
+                ToolbarItem(placement: .cancellationAction) { Button("Cancel") { dismiss() } }
+                ToolbarItem(placement: .confirmationAction) {
+                    Button("Save") {
+                        let s = AppGraph.shared.settings
+                        var list = s.stations
+                        let st = WebStation(id: station.id, name: n, url: u)
+                        if let i = list.firstIndex(where: { $0.id == station.id }) { list[i] = st } else { list.append(st) }
+                        s.stations = list
+                        dismiss()
+                    }
+                    .disabled(!valid)
+                }
+            }
+        }
+        .onAppear { name = station.name; url = station.url }
+    }
+}