Merge pull request benjojo#2 from intrand/master

add flexibility for swarm friendliness

Author: benjojo

main.go

@@ -44,9 +44,10 @@ type discordOut struct {
 }
 
 func main() {
-	whURL := flag.String("webhook.url", "https://blah", "")
+	webhookUrl := os.Getenv("webhook")
+	whURL := flag.String("webhook.url", webhookUrl, "")
 	flag.Parse()
-	http.ListenAndServe("localhost:9094", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+	http.ListenAndServe(":9094", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		b, err := ioutil.ReadAll(r.Body)
 		if err != nil {
 			panic(err)