lib: more defaults and ignore-if-empty

src/bootstrap.rs

@@ -122,9 +122,10 @@ pub struct LvmLVDefaults {
     pub raid: Raid,
 }
 
-#[derive(Clone, Debug, serde::Deserialize, serde::Serialize)]
+#[derive(Clone, Default, Debug, serde::Deserialize, serde::Serialize)]
 #[serde(rename_all = "snake_case")]
 pub enum Filesystem {
+    #[default]
     Ext4,
     Xfs,
     Btrfs,
@@ -143,12 +144,6 @@ impl Filesystem {
     }
 }
 
-impl Default for Filesystem {
-    fn default() -> Self {
-        Filesystem::Ext4
-    }
-}
-
 #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)]
 pub struct LvmLV {
     pub name: String,