index redirect now can be overriden by environment variable

main.go

@@ -22,6 +22,7 @@ var client = redis.NewClient(&redis.Options{
 })
 
 var SECRET string
+var INDEX_GET_REDIRECT = "http://alv.cx"
 
 func main() {
 	r := mux.NewRouter()
@@ -38,13 +39,17 @@ func main() {
 		SECRET = p
 	}
 
+	if p, ok := os.LookupEnv("INDEX_GET_REDIRECT"); ok {
+		INDEX_GET_REDIRECT = p
+	}
+
 	log.Fatal(http.ListenAndServe(listenAddress, r))
 }
 
 func indexHandler(w http.ResponseWriter, r *http.Request) {
 	fmt.Println("indexHandler called")
 	if r.Method != "POST" {
-		http.Redirect(w, r, "http://alv.cx", 302)
+		http.Redirect(w, r, INDEX_GET_REDIRECT, 302)
 		return
 	}