Update .env.example

Author: heloufir

.env.example

@@ -57,6 +57,8 @@ VITE_PUSHER_PORT="${PUSHER_PORT}"
 VITE_PUSHER_SCHEME="${PUSHER_SCHEME}"
 VITE_PUSHER_APP_CLUSTER="${PUSHER_APP_CLUSTER}"
 
+# TO CREATE SOCIAL NETWORK API KEYS
+# REFER TO THIS VIDEO: https://youtu.be/0TJ1lGgpU-4
 # Google
 GOOGLE_CLIENT_ID=
 GOOGLE_CLIENT_SECRET=