[exoframe-website] Update migration guide to mention pull before upgrade

Author: yamalight

packages/exoframe-website/docs/migrating/6-to-7.md

@@ -7,7 +7,7 @@ sidebar_position: 1
 ## TL;DR
 
 - When upgrading to v7 - you will have to run `exoframe update` twice - first to update server to latest version, then to let server upgrade Traefik to v3 (Exoframe v6 only upgraded to latest v2).
-  - The Exoframe server itself can be upgraded either with `exoframe upgrade` or by running the new `install.sh` script.
+  - The Exoframe server itself can be upgraded either with `exoframe upgrade` or by running the new `install.sh` script (make sure to pull traefik and exoframe-server images before running the script).
 - Exoframe CLI now requires `deploy` subcommand to be explicitly passed. So, instead of `exoframe [-u] [folder]` you have to do `exoframe deploy [-u] [folder]`
 - Config for both Exoframe CLI and Exoframe Server is now located under `$XDG_CONFIG_HOME/exoframe` instead of `$HOME/.exoframe`
   - Server upgrade handles that automatically since it's a mount