apps: refresh App Browser after reconnect (#200)

sources/vphone-cli/VPhoneAppBrowserModel.swift

@@ -36,6 +36,7 @@ class VPhoneAppBrowserModel {
         defer { isLoading = false }
         do {
             apps = try await control.appList(filter: filter.rawValue)
+            error = nil
         } catch {
             self.error = "\(error)"
         }

sources/vphone-cli/VPhoneAppBrowserView.swift

@@ -22,6 +22,11 @@ struct VPhoneAppBrowserView: View {
         }
         .searchable(text: $model.searchText, prompt: "Filter by name or bundle ID")
         .task { await model.refresh() }
+        .onChange(of: model.control.isConnected) { _, connected in
+            if connected {
+                Task { await model.refresh() }
+            }
+        }
         .alert(
             "Error",
             isPresented: .init(