fix(module,app): handle non existent interface in app url resolver

internal/agent/controller/app/app_handler.go

@@ -151,6 +151,8 @@ func createResolveAppURL(specs *spec.Spec) (ResolveAppURLFunc, error) {
 						ctx, "could not find interface",
 						logger.E(errors.WithStack(err)), logger.F("iface", ifaceName),
 					)
+
+					continue
 				}
 
 				addresses, err := iface.Addrs()

internal/agent/controller/app/app_handler_test.go

@@ -19,7 +19,8 @@ func TestCreateResolveAppURL(t *testing.T) {
 		Config: &spec.Config{
 			AppURLResolving: &spec.AppURLResolving{
 				IfaceMappings: map[string]string{
-					"lo": "http://{{ .DeviceIP }}:{{ .AppPort }}",
+					"lo":              "http://{{ .DeviceIP }}:{{ .AppPort }}",
+					"does-not-exists": "http://{{ .DeviceIP }}:{{ .AppPort }}",
 				},
 				DefaultURLTemplate: `http://{{ last ( splitList "." ( toString .Manifest.ID ) ) }}.arcad.local`,
 			},