refactor(macos): dedupe UI, pairing, and runtime helpers

apps/macos/Sources/OpenClaw/MenuHeaderCard.swift

@@ -0,0 +1,52 @@
+import SwiftUI
+
+struct MenuHeaderCard<Content: View>: View {
+    let title: String
+    let subtitle: String
+    let statusText: String?
+    let paddingBottom: CGFloat
+    @ViewBuilder var content: Content
+
+    init(
+        title: String,
+        subtitle: String,
+        statusText: String? = nil,
+        paddingBottom: CGFloat = 6,
+        @ViewBuilder content: () -> Content = { EmptyView() })
+    {
+        self.title = title
+        self.subtitle = subtitle
+        self.statusText = statusText
+        self.paddingBottom = paddingBottom
+        self.content = content()
+    }
+
+    var body: some View {
+        VStack(alignment: .leading, spacing: 6) {
+            HStack(alignment: .firstTextBaseline) {
+                Text(self.title)
+                    .font(.caption.weight(.semibold))
+                    .foregroundStyle(.secondary)
+                Spacer(minLength: 10)
+                Text(self.subtitle)
+                    .font(.caption)
+                    .foregroundStyle(.secondary)
+            }
+
+            if let statusText, !statusText.isEmpty {
+                Text(statusText)
+                    .font(.caption)
+                    .foregroundStyle(.secondary)
+                    .lineLimit(1)
+                    .truncationMode(.tail)
+            }
+            self.content
+        }
+        .padding(.top, 8)
+        .padding(.bottom, self.paddingBottom)
+        .padding(.leading, 20)
+        .padding(.trailing, 10)
+        .frame(minWidth: 300, maxWidth: .infinity, alignment: .leading)
+        .transaction { txn in txn.animation = nil }
+    }
+}