Issue #15: Implement check subcommand cli

src/model/onkostar_editor.rs

@@ -35,7 +35,9 @@ use crate::model::data_form::DataForm;
 use crate::model::property_catalogue::PropertyCatalogue;
 use crate::model::requirements::Requires;
 use crate::model::unterformular::Unterformular;
-use crate::model::{Comparable, FolderContent, FormEntryContainer, Listable, Sortable};
+use crate::model::{
+    CheckNotice, Checkable, Comparable, FolderContent, FormEntryContainer, Listable, Sortable,
+};
 use crate::profile::Profile;
 
 #[derive(Serialize, Deserialize, Debug)]
@@ -409,6 +411,12 @@ impl FromStr for OnkostarEditor {
     }
 }
 
+impl Checkable for OnkostarEditor {
+    fn check(&self) -> Vec<CheckNotice> {
+        vec![]
+    }
+}
+
 #[derive(Serialize, Deserialize, Debug)]
 #[serde(deny_unknown_fields)]
 pub struct InfoXML {