Add App Bundle Integration

Nucleic-Session: 307EEE49-F1A9-4AF7-B2C1-72C8473CD6B4
Co-authored-by: Nucleic <[email protected]>

Sources/NucleicApp/SettingsView.swift

@@ -691,9 +691,26 @@ private struct MacVMSettingsTab: View {
 
                 if let baseStatus, baseStatus.installed {
                     Text("Rebuild / re-provision the base image above to apply changes to the "
-                        + "already-installed base.")
+                        + "already-installed base — or copy them straight into any running VMs below.")
                         .settingsCaption()
                 }
+
+                if !runningVMs.isEmpty {
+                    Button {
+                        Task { await pushAppsToRunningVMs() }
+                    } label: {
+                        Label(
+                            "Copy to \(runningVMs.count) running VM\(runningVMs.count == 1 ? "" : "s")",
+                            systemImage: "arrow.down.app")
+                    }
+                    .disabled(pushingApps || bundledApps.isEmpty)
+                    Text("Streams the apps above into each running VM's Applications folder over the "
+                        + "guest agent (no rebuild, no restart). Existing copies are replaced.")
+                        .settingsCaption()
+                    if let appPushStatus {
+                        Text(appPushStatus).font(.caption).foregroundStyle(.secondary)
+                    }
+                }
             }
             .disabled(!serviceEnabled || !supported)