main: pass correct APIEndpoint to NewBotAPIWithClient

cmd/bot/main.go

@@ -23,7 +23,7 @@ func main() {
 	// Default HTTP client respects HTTP_PROXY env var automatically
 	httpClient := http.DefaultClient
 
-	botAPI, err := tgbotapi.NewBotAPIWithClient(token, "", httpClient)
+	botAPI, err := tgbotapi.NewBotAPIWithClient(token, tgbotapi.APIEndpoint, httpClient)
 	if err != nil {
 		log.Fatal(err)
 	}