Initial commit: Jarvis iOS app

SwiftUI client for a self-hosted RSS news-correlation platform: signal feed,
story detail, article reader, feed manager, and LAN⇄Tailscale connectivity.
Project generated from project.yml via XcodeGen.

Includes CI build matrix (macOS 14/15 × Debug/Release), issue templates,
backlog, and API/backend handoff docs.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

Jarvis/Store/ServerSettings.swift

@@ -0,0 +1,48 @@
+// ServerSettings.swift
+// Jarvis — persists the configured server host
+
+import Foundation
+
+@MainActor
+final class ServerSettings: ObservableObject {
+    static let shared = ServerSettings()
+
+    private let key = "jarvis_server_host"
+
+    @Published var host: String? {
+        didSet { UserDefaults.standard.set(host, forKey: key) }
+    }
+
+    var isConfigured: Bool { host != nil }
+
+    private init() {
+        host = UserDefaults.standard.string(forKey: key)
+    }
+
+    func save(host: String) async throws {
+        try await APIClient.shared.configure(host: host)
+        _ = try await APIClient.shared.checkHealth()
+        self.host = host
+        WebSocketManager.shared.connect(host: host)
+    }
+
+    func reset() {
+        host = nil
+        WebSocketManager.shared.disconnect()
+    }
+
+    /// Re-establish REST + WebSocket from a previously saved host on app launch.
+    func reconnectIfConfigured() async {
+        guard let host else { return }
+        try? await APIClient.shared.configure(host: host)
+        WebSocketManager.shared.connect(host: host)
+    }
+
+    /// Point REST + WebSocket at a host the ConnectivityManager already verified
+    /// (skips the health check — the probe just confirmed it).
+    func activate(host: String) async {
+        try? await APIClient.shared.configure(host: host)
+        self.host = host
+        WebSocketManager.shared.connect(host: host)
+    }
+}