diff --git a/site/lib/constants.js b/site/lib/constants.js
new file mode 100644
index 0000000..2ebe063
--- /dev/null
+++ b/site/lib/constants.js
@@ -0,0 +1,2 @@
+export const YOUTUBE_REGEX =
+  /^.*((youtu.be\/)|(v\/)|(\/u\/\w\/)|(embed\/)|(watch\?))\??v?=?([^#\&\?]*).*/;