use the new wg.Go() function

pkg/es/cluster.go

@@ -104,15 +104,33 @@ func getClusterStatus(conf *cfg.Config) (*apiResponse, error) {
 	wg := &sync.WaitGroup{}
 
 	wg.Add(gocount)
-	go getApiData(conf, es, wg, responses, "health")
-	go getApiData(conf, es, wg, responses, "healthreport")
-	go getApiData(conf, es, wg, responses, "info")
-	go getApiData(conf, es, wg, responses, "ccr")
-	go getApiData(conf, es, wg, responses, "indices")
-	go getApiData(conf, es, wg, responses, "tasks")
+
+	wg.Go(func() {
+		getApiData(conf, es, responses, "health")
+	})
+
+	wg.Go(func() {
+		getApiData(conf, es, responses, "healthreport")
+	})
+
+	wg.Go(func() {
+		getApiData(conf, es, responses, "info")
+	})
+
+	wg.Go(func() {
+		getApiData(conf, es, responses, "ccr")
+	})
+
+	wg.Go(func() {
+		getApiData(conf, es, responses, "indices")
+	})
+
+	wg.Go(func() {
+		getApiData(conf, es, responses, "tasks")
+	})
 
 	if conf.Verbose {
-		go getApiData(conf, es, wg, responses, "stats")
+		getApiData(conf, es, responses, "stats")
 	}
 
 	wg.Wait()

pkg/es/ilm_forecast.go

@@ -186,11 +186,18 @@ func virtualAge(phase *PhaseData) time.Duration {
 func getIlmPhaseData(conf *cfg.Config) ([]PhaseData, error) {
 	responses := make(chan apiResponse, 3)
 	wg := &sync.WaitGroup{}
-	wg.Add(3)
 
-	go getApiData(conf, conf.DefaultCluster.ES(), wg, responses, "indicesbytes")
-	go getApiData(conf, conf.DefaultCluster.ES(), wg, responses, "explain")
-	go getApiData(conf, conf.DefaultCluster.ES(), wg, responses, "policies")
+	wg.Go(func() {
+		getApiData(conf, conf.DefaultCluster.ES(), responses, "indicesbytes")
+	})
+
+	wg.Go(func() {
+		getApiData(conf, conf.DefaultCluster.ES(), responses, "explain")
+	})
+
+	wg.Go(func() {
+		getApiData(conf, conf.DefaultCluster.ES(), responses, "policies")
+	})
 
 	wg.Wait()
 

pkg/es/parallel.go

@@ -19,7 +19,6 @@ package es
 import (
 	"context"
 	"fmt"
-	"sync"
 
 	"codeberg.org/scip/esctl/pkg/cfg"
 	"github.com/elastic/go-elasticsearch/v9"
@@ -64,10 +63,8 @@ type apiResponse struct {
 func getApiData(
 	conf *cfg.Config,
 	es *elasticsearch.TypedClient,
-	wg *sync.WaitGroup,
 	reschan chan apiResponse,
 	which string) {
-	defer wg.Done()
 
 	apiRes := apiResponse{}