list disks without blkid

appmgr/src/action/mod.rs

@@ -157,3 +157,13 @@ impl ActionImplementation {
         }
     }
 }
+
+pub struct NoOutput;
+impl<'de> Deserialize<'de> for NoOutput {
+    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
+    where
+        D: serde::Deserializer<'de>,
+    {
+        Ok(NoOutput)
+    }
+}