fix: handle filtered server list with sort

cli/app/list.go

@@ -200,9 +200,13 @@ can take some time.
 			allStats[app.Server] = stats
 		}
 
+		alreadySeen := make(map[string]bool)
 		for _, app := range apps {
-			serverName := app.Server
-			serverStat := allStats[serverName]
+			if _, ok := alreadySeen[app.Server]; ok {
+				continue
+			}
+
+			serverStat := allStats[app.Server]
 
 			tableCol := []string{"recipe", "app name", "domain"}
 			if status {
@@ -224,7 +228,7 @@ can take some time.
 			if status {
 				fmt.Println(fmt.Sprintf(
 					"server: %s | total apps: %v | versioned: %v | unversioned: %v | latest: %v | upgrade: %v",
-					serverName,
+					app.Server,
 					serverStat.appCount,
 					serverStat.versionCount,
 					serverStat.unversionedCount,
@@ -232,12 +236,14 @@ can take some time.
 					serverStat.upgradeCount,
 				))
 			} else {
-				fmt.Println(fmt.Sprintf("server: %s | total apps: %v", serverName, serverStat.appCount))
+				fmt.Println(fmt.Sprintf("server: %s | total apps: %v", app.Server, serverStat.appCount))
 			}
 
 			if len(allStats) > 1 {
 				fmt.Println() // newline separator for multiple servers
 			}
+
+			alreadySeen[app.Server] = true
 		}
 
 		if len(allStats) > 1 {