- run "composer install" at project folder
- copy sample configuration fom template (run command "cp config/__main.php config/main.php" in the project root)
- "host" - Specify main and backup SMTP servers
- "port" - TCP port to connect to
- "username" - SMTP username
- "password" - SMTP password
- "wordwrap" - word wrap parameter
- "smtpsecure" - secure type
- "email" - addresser e-mail
- "name" - addresser name
- "email" - addressee e-mail
- public - folder with index.php
- config - folder for main config
- vendor - folder with installed by composer vendor code
- composer.json, composer.lock - composer instructions