Initial project setup - Phases 1-3 complete

App/AppState.swift

@@ -0,0 +1,103 @@
+import SwiftUI
+import NetworkExtension
+import ProxyCore
+
+@Observable
+@MainActor
+final class AppState {
+    var vpnStatus: NEVPNStatus = .disconnected
+    var isCertificateInstalled: Bool = false
+    var isCertificateTrusted: Bool = false
+
+    private var vpnManager: NETunnelProviderManager?
+    private var statusObservation: NSObjectProtocol?
+
+    init() {
+        Task {
+            await loadVPNManager()
+        }
+    }
+
+    func loadVPNManager() async {
+        do {
+            let managers = try await NETunnelProviderManager.loadAllFromPreferences()
+            if let existing = managers.first {
+                vpnManager = existing
+            } else {
+                let manager = NETunnelProviderManager()
+                let proto = NETunnelProviderProtocol()
+                proto.providerBundleIdentifier = ProxyConstants.extensionBundleIdentifier
+                proto.serverAddress = ProxyConstants.proxyHost
+                manager.protocolConfiguration = proto
+                manager.localizedDescription = "Proxy"
+                manager.isEnabled = true
+                try await manager.saveToPreferences()
+                try await manager.loadFromPreferences()
+                vpnManager = manager
+            }
+            observeVPNStatus()
+            vpnStatus = vpnManager?.connection.status ?? .disconnected
+        } catch {
+            print("[AppState] Failed to load VPN manager: \(error)")
+        }
+    }
+
+    func toggleVPN() async {
+        guard let manager = vpnManager else {
+            await loadVPNManager()
+            return
+        }
+
+        switch manager.connection.status {
+        case .connected, .connecting:
+            manager.connection.stopVPNTunnel()
+        case .disconnected, .invalid:
+            do {
+                // Ensure saved and fresh before starting
+                manager.isEnabled = true
+                try await manager.saveToPreferences()
+                try await manager.loadFromPreferences()
+                try manager.connection.startVPNTunnel()
+            } catch {
+                print("[AppState] Failed to start VPN: \(error)")
+            }
+        default:
+            break
+        }
+    }
+
+    var isVPNConnected: Bool {
+        vpnStatus == .connected
+    }
+
+    var vpnStatusText: String {
+        switch vpnStatus {
+        case .connected: "Connected"
+        case .connecting: "Connecting..."
+        case .disconnecting: "Disconnecting..."
+        case .disconnected: "Disconnected"
+        case .invalid: "Not Configured"
+        case .reasserting: "Reconnecting..."
+        @unknown default: "Unknown"
+        }
+    }
+
+    private func observeVPNStatus() {
+        guard let manager = vpnManager else { return }
+
+        // Remove existing observer
+        if let existing = statusObservation {
+            NotificationCenter.default.removeObserver(existing)
+        }
+
+        statusObservation = NotificationCenter.default.addObserver(
+            forName: .NEVPNStatusDidChange,
+            object: manager.connection,
+            queue: .main
+        ) { [weak self] _ in
+            Task { @MainActor in
+                self?.vpnStatus = manager.connection.status
+            }
+        }
+    }
+}

App/ContentView.swift

@@ -0,0 +1,47 @@
+import SwiftUI
+
+struct ContentView: View {
+    @Environment(AppState.self) private var appState
+
+    enum Tab: Hashable {
+        case home, pin, compose, more
+    }
+
+    @State private var selectedTab: Tab = .home
+
+    var body: some View {
+        TabView(selection: $selectedTab) {
+            NavigationStack {
+                HomeView()
+            }
+            .tabItem {
+                Label("Home", systemImage: "house.fill")
+            }
+            .tag(Tab.home)
+
+            NavigationStack {
+                PinView()
+            }
+            .tabItem {
+                Label("Pin", systemImage: "pin.fill")
+            }
+            .tag(Tab.pin)
+
+            NavigationStack {
+                ComposeListView()
+            }
+            .tabItem {
+                Label("Compose", systemImage: "square.and.pencil")
+            }
+            .tag(Tab.compose)
+
+            NavigationStack {
+                MoreView()
+            }
+            .tabItem {
+                Label("More", systemImage: "ellipsis.circle.fill")
+            }
+            .tag(Tab.more)
+        }
+    }
+}

App/Entitlements/ProxyApp.entitlements

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>com.apple.security.application-groups</key>
+	<array>
+		<string>group.com.treyt.proxyapp</string>
+	</array>
+	<key>com.apple.developer.networking.networkextension</key>
+	<array>
+		<string>packet-tunnel-provider</string>
+	</array>
+</dict>
+</plist>

App/Info.plist

@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>$(DEVELOPMENT_LANGUAGE)</string>
+	<key>CFBundleDisplayName</key>
+	<string>Proxy</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>$(PRODUCT_NAME)</string>
+	<key>CFBundlePackageType</key>
+	<string>APPL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+	<key>UIApplicationSceneManifest</key>
+	<dict>
+		<key>UIApplicationSupportsMultipleScenes</key>
+		<false/>
+	</dict>
+	<key>UILaunchScreen</key>
+	<dict/>
+	<key>UISupportedInterfaceOrientations</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+	</array>
+</dict>
+</plist>

App/ProxyApp.swift

@@ -0,0 +1,13 @@
+import SwiftUI
+
+@main
+struct ProxyApp: App {
+    @State private var appState = AppState()
+
+    var body: some Scene {
+        WindowGroup {
+            ContentView()
+                .environment(appState)
+        }
+    }
+}