formatter + implement status history

common/src/lib.rs

@@ -1,7 +1,7 @@
+use crate::metrics::Metrics;
 use chrono::{DateTime, Utc};
 use serde::{Deserialize, Serialize};
 use serde_json::Error;
-use crate::metrics::Metrics;
 
 pub mod metrics;
 
@@ -37,6 +37,14 @@ impl<'a> TryFrom<&'a [u8]> for StatusMessage {
     }
 }
 
+impl TryFrom<String> for StatusMessage {
+    type Error = serde_json::Error;
+
+    fn try_from(value: String) -> Result<Self, Self::Error> {
+        serde_json::from_str(&value)
+    }
+}
+
 impl From<StatusMessage> for String {
     fn from(msg: StatusMessage) -> String {
         serde_json::to_string(&msg).unwrap_or_else(|_| String::new())