[Feature][0.12.0-Beta] Enhance Load Average Display, Charting & Alert Grouping (#960)

* Add 1m load

* update alart dialog

* fix null data

* Remove omit zero

* change table and alert view

beszel/internal/alerts/alerts.go

@@ -47,6 +47,7 @@ type SystemAlertStats struct {
 	NetSent      float64            `json:"ns"`
 	NetRecv      float64            `json:"nr"`
 	Temperatures map[string]float32 `json:"t"`
+	LoadAvg1     float64            `json:"l1"`
 	LoadAvg5     float64            `json:"l5"`
 	LoadAvg15    float64            `json:"l15"`
 }

beszel/internal/alerts/alerts_system.go

@@ -54,6 +54,9 @@ func (am *AlertManager) HandleSystemAlerts(systemRecord *core.Record, data *syst
 			}
 			val = data.Info.DashboardTemp
 			unit = "°C"
+		case "LoadAvg1":
+			val = data.Info.LoadAvg1
+			unit = ""
 		case "LoadAvg5":
 			val = data.Info.LoadAvg5
 			unit = ""
@@ -196,6 +199,8 @@ func (am *AlertManager) HandleSystemAlerts(systemRecord *core.Record, data *syst
 					}
 					alert.mapSums[key] += temp
 				}
+			case "LoadAvg1":
+				alert.val += stats.LoadAvg1
 			case "LoadAvg5":
 				alert.val += stats.LoadAvg5
 			case "LoadAvg15":