fixup date annotation

server/src/api.rs

@@ -47,7 +47,7 @@ pub async fn graph(
     data.push_str("Date,Healthy,Dead\n");
 
     for entry in healthy_data {
-        let time = Utc.timestamp_opt(entry.time,0).unwrap();
+        let time = Utc.timestamp_opt(entry.time,0).unwrap().format("%Y-%m-%dT%H:%M:%SZ");
         writeln!(&mut data, "{},{},{}",time,entry.alive,entry.dead)
         .map_err(|e|ServerError::CSV(e.to_string()))?;
     }

server/static/history.js

@@ -31,13 +31,13 @@ async function loadGraph() {
         g.ready(function() {
             g.setAnnotations([
             {
-              series: "Temperature",
+              series: "Healthy",
               x: "2023-05-18",
               shortText: "G",
               text: "First API Change"
             },
             {
-                series: "Temperature",
+                series: "Healthy",
                 x: "2024-01-24",
                 shortText: "D",
                 text: "API Shutdown"