fix(ios): improve fleet overview and app identity

- Show stable group health in a fixed 2x2 metric grid
- Add link-chain state to fleet cards and parse hardware/control/SIM/cellular
- Replace the wrapped icon with a full-bleed app icon
- Bump the IPA build number

apps/ios/Sources/MultiSimAdmin/Theme/AISkeleton.swift

@@ -0,0 +1,51 @@
+import SwiftUI
+
+struct AISkeletonLine: View {
+  let width: CGFloat?
+  let height: CGFloat
+
+  init(width: CGFloat? = nil, height: CGFloat) {
+    self.width = width
+    self.height = height
+  }
+
+  init(width fraction: CGFloat, height: CGFloat) {
+    self.init(width: nil, height: height)
+    self.fraction = fraction
+  }
+
+  private var fraction: CGFloat?
+
+  var body: some View {
+    Group {
+      if let fraction {
+        GeometryReader { proxy in
+          Capsule(style: .continuous)
+            .frame(width: max(0, proxy.size.width * fraction))
+        }
+      } else if let width {
+        Capsule(style: .continuous)
+          .frame(width: width)
+      }
+    }
+    .frame(height: height)
+    .background(AISkeletonFill())
+  }
+}
+
+struct AISkeletonCard: View {
+  let height: CGFloat
+
+  var body: some View {
+    RoundedRectangle(cornerRadius: 14, style: .continuous)
+      .frame(height: height)
+      .background(AISkeletonFill())
+  }
+}
+
+private struct AISkeletonFill: View {
+  var body: some View {
+    Rectangle()
+      .fill(AITheme.control)
+  }
+}