replace mock passport flows with live server integration

Switch the app to the real passport enrollment, dashboard, device, alert, and challenge APIs so it can pair with idp.global and act on server-backed state instead of demo data.

swift/Sources/Features/Home/HomeCards.swift

@@ -12,33 +12,19 @@ extension ApprovalRequest {
     }
 
     var locationSummary: String {
-        "Berlin, DE"
+        locationSummaryText ?? "Location not required"
     }
 
     var deviceSummary: String {
-        switch kind {
-        case .signIn:
-            "Safari on Berlin iPhone"
-        case .accessGrant:
-            "Chrome on iPad Pro"
-        case .elevatedAction:
-            "Berlin MacBook Pro"
-        }
+        deviceSummaryText ?? "Trusted passport device"
     }
 
     var networkSummary: String {
-        switch kind {
-        case .signIn:
-            "Home Wi-Fi"
-        case .accessGrant:
-            "Shared office Wi-Fi"
-        case .elevatedAction:
-            "Ethernet"
-        }
+        networkSummaryText ?? source
     }
 
     var ipSummary: String {
-        risk == .elevated ? "84.187.12.44" : "84.187.12.36"
+        ipSummaryText ?? "n/a"
     }
 
     var trustColor: Color {
@@ -66,7 +52,7 @@ extension ApprovalRequest {
     }
 
     var expiresAt: Date {
-        createdAt.addingTimeInterval(risk == .elevated ? 180 : 300)
+        expiresAtDate ?? createdAt.addingTimeInterval(risk == .elevated ? 180 : 300)
     }
 }