fix: find local only apps

pkg/catalogue/catalogue.go

@@ -220,6 +220,8 @@ func readRecipeCatalogueWeb(target interface{}) error {
 
 // VersionsOfService lists the version of a service.
 func VersionsOfService(recipe, serviceName string) ([]string, error) {
+	var versions []string
+
 	catalogue, err := ReadRecipeCatalogue()
 	if err != nil {
 		return nil, err
@@ -227,10 +229,9 @@ func VersionsOfService(recipe, serviceName string) ([]string, error) {
 
 	rec, ok := catalogue[recipe]
 	if !ok {
-		return nil, fmt.Errorf("recipe '%s' does not exist?", recipe)
+		return versions, nil
 	}
 
-	versions := []string{}
 	alreadySeen := make(map[string]bool)
 	for _, serviceVersion := range rec.Versions {
 		for tag := range serviceVersion {