3.1.0

Improvements:

• Compatibility with Symfony 6 components
• Better phar file compression (json files are now minified)
• Display an error message if the parameter database is not defined

Bugfixes:

• Fix doctrine connection not being closed properly

Refactoring:

• Move the compiler binary to a Symfony command
• Rename SqlDumper class to MysqlDumper to avoid confusion