Bump version

Update API reference

Merge pull request 'Allow handling of options while Maintenance is ac…

…tive' (#244) from feature/configure-maintenance-support into master

Reviewed-on: https://codeberg.org/Andre601/AdvancedServerList/pulls/244

Allow support for vanished players

Remove unusued project.build.commit tag

Bump version to 4.3.0

Use separated ExpressionParser system

Add DISCORD_WEBHOOK_URL env variable to workflow

Use relativePath for pom.xml resolving

Fix wrong Modrinth ID.