「📝」 doc: added redir env

.env.example

@@ -12,6 +12,8 @@ GRAPH_PORT=3000
 ELK_PORT=5601
 
 GOOGLE_CALLBACK_URL=https://localhost:8443/api/v1
+# the url to which the user will be redirected when it logs with google 
+CALLBACK_REDIR=http://localhost:3000
 GOOGLE_CLIENT_SECRET=susAF
 GOOGLE_CLIENT_ID=Really
 
@@ -24,3 +26,4 @@ SMTP_FROM=<the address to send from>
 SMTP_AUTH_USERNAME=<smtp-user>
 SMTP_AUTH_PASSWORD=<smtp pass>
 EMAIL_TO=<mail to send to>
+