feat: implement kernel capability model

programs/src/desktop/wifi.cpp

@@ -328,7 +328,7 @@ bool desktop_wifi_poll(DesktopState* ds, uint64_t now) {
     if (ds->wifi_dhcp_pending && info.connected && ds->cached_net_cfg.ipAddress == 0) {
         ds->wifi_dhcp_pending = false;
         ds->wifi_dhcp_waiting = true;
-        montauk::spawn("0:/os/dhcp.elf");
+        desktop_spawn_app(ds, "0:/os/dhcp.elf");
         wifi_set_status(ds, "Requesting an address...");
         changed = true;
     } else if (ds->wifi_dhcp_pending && info.connected) {