* Added support for 1.21+ versions for Paper/Spigot servers.

* Added amplifier for potion effects
* Fixed possible crashes when adding texture to rune
* Fixed checks for runes.yml options
* Fixed attribute value is always 1

* Added "/reliablerunes reload" command.
* Added automatic config system that optimizes your rune settings.

! If you have problems like rune was not created or some attachments wasn't added, please look at the plugin page runes.yml and fix your config.

* Added effects-slot option (description on plugin page)

* Added listener so you can't place runes anymore

* Fixed grammatical stuff in command (*sorry)