Fix IP address print

Fix docker repo
Fix local build tasks

render.go

@@ -122,7 +122,7 @@ func renderTile(w http.ResponseWriter, r *http.Request) {
 
 	ip := GetOutboundIP()
 
-	addLabel(img, 20, 30, fmt.Sprintf("%s", string(ip)))
+	addLabel(img, 20, 30, fmt.Sprintf("%s", ip.String()))
 	//addLabel(img, 20, 30, fmt.Sprintf("%s/%s/%s.png", components[1], components[2], components[3]))
 	w.Header().Set("Content-Type", "image/png")
 	png.Encode(w, img)