refactor: capabilities - add unified launch routine

programs/src/network/main.cpp

@@ -7,6 +7,7 @@
 #include <montauk/syscall.h>
 #include <montauk/string.h>
 #include <montauk/wifi.h>
+#include <montauk/capabilities.h>
 #include <gui/mtk.hpp>
 #include <gui/mtk/settings.hpp>
 #include <gui/standalone.hpp>
@@ -951,13 +952,10 @@ static void render() {
 }
 
 static void launch_dhcp() {
-    montauk::abi::SpawnCapabilities caps{
-        montauk::abi::CAP_NETWORK_ADMIN,
-        montauk::abi::CAP_NETWORK_ADMIN,
-        0
-    };
-    int pid = montauk::spawn_with_caps("0:/os/dhcp.elf", nullptr,
-                                       nullptr, caps);
+    // The grant table already declares network_admin for dhcp.elf, and this
+    // process is delegable for exactly that, so the lookup reproduces the
+    // mask that used to be spelled out here -- without a second copy to drift.
+    int pid = montauk::caps::launch("0:/os/dhcp.elf");
     if (pid >= 0) {
         set_status("DHCP client started");
     } else {