Database cache reminder

Author: drbyte

docs/installation-laravel.md

@@ -53,6 +53,8 @@ Package Version | Laravel Version
 
    - **If you are using MySQL 8**, look at the migration files for notes about MySQL 8 to set/limit the index key length, and edit accordingly. If you get `ERROR: 1071 Specified key was too long` then you need to do this.
 
+   - **If you are using CACHE_STORE=database**, be sure to [install Laravel's cache migration](https://laravel.com/docs/cache#prerequisites-database), else you will encounter cache errors.
+
 7. **Clear your config cache**. This package requires access to the `permission` config settings in order to run migrations. If you've been caching configurations locally, clear your config cache with either of these commands:
 
         php artisan optimize:clear