Fix close links chan

internal/links.go

@@ -56,11 +56,10 @@ func FindLinks(url string) chan string {
 
 	c.Visit(url)
 
-	defer func() {
+	go func() {
+		c.Wait()
 		close(links)
 	}()
 
-	go c.Wait()
-
 	return links
 }