+ Fixed an error in console related to anvils.

+ Added 1.21.4 support for paper, spigot, folia and purpur.

+ Added direct support to folia.
+ Added a server type check that is displayed on startup (Paper, Purpur, Spigot or Folia).
+ Added a new option in the config ("item-change-delay" since this is different on each server type).
+ Fixed paper details not being correctly loaded.
+ Fixed a MAJOR issue of certain material types affecting others.
+ Fixed duplicating buckets on version 1.21 and above.
+ Fixed buckets from furnaces launching randomly.
+ Improved overall code readability/functionality.

+ Added support for version 1.21.3.
+ Fixed incorrect version values for paper.
+ Fixed stacked rabbit stew, suspicious stew and beetroot soup.
+ Fixed stacked buckets of axolotl, cod, pufferfish, tropical fish and salmon.
+ Fixed stacked milk buckets not giving the empty bucket.
+ Fixed stacked powdered snow buckets not working correctly.
+ Fixed when smelting stacked lava buckets (now drops a bucket).
+ Fixed water and lava bucket logic not working correctly.
+ Fixed water logging blocks not being applied.
+ Fixed a duplication glitch when putting music discs inside jukebox.
+ Many improvements to the code.

+ Added hopper transfer support for paper versions 1.20.4+.
+ Added a check to make sure it is the brewing stand inventory being clicked.
+ Fixed an issue with a limited amount of hopper transfer items breaking brewing stands.
+ Fixed a duplication glitch that could occur when spamming potions in a brewing stand.

+ Added support for MiniMessages in the config ("use-mini-message").
+ Fixed some wording in the config.yml.

+ Added support for brewing stands for versions 1.18-1.20.6.

+ Added a check for hoppers moving potions into brewing stands so these now do not stack on lower versions.
+ Added "one-potion-per-slot" option in config for versions lower than 1.18 for potion brewing.
+ Added a lot more checks for inventory update method to be called on lower versions (more efficient).
+ Fixed the "default-stack-type" typo in the config (old value will still work).
+ Fixed lower versions having "SPLASH_POTION" in the default config.
+ Fixed some event priority values.
+ Fixed stacking ALL items in inventory on lower versions.
+ Temporarily prevented villager trading with items that have modified stack sizes as this was glitched.
+ Updated the front page with a list of known issues.
+ Changed to plugin to BETA version as still need to spend time fixing a few different issues.

+ Fixed duping issues in spawn protected regions with BlockPlace and Ignite events.
+ Fixed stacking items in brewing stands so they now only allow one potion.

+ Fixed the /stack command with versions lower than 1.9.
+ Added a check for ignoring cancelling events.

+ Fixed the issue with booting up on versions lower than 1.18.
+ Fixed the issue with mushroom stew on versions lower than 1.18.
+ Fixed the issue with item names in versions lower than 1.18.
+ Fixed the issue using the /stacks reload command on version 1.18.
+ Fixed the issue with stacking items not updating instantly on lower versions (Added config value "update-inventory-on-merge").

+ Fixed plugin not working on lower versions of Java.
+ Fixed an issue with /give with the amount of 1 saying not stackable.
+ Fixed an issue with searching for items in lowercase (which didn't exist).
+ Fixed an issue with supporting lower versions.
+ Added support for Java version 8+.

+ Fixed an issue with /give and using "minecraft:" in the front.
+ Fixed an issue with /give launching errors.
+ Fixed an issue with stacking items being greater than the max stack (will now separate them).
+ Fixed stacking items in an anvil, you could stack unlimited items and make them all have same enchants, etc.
+ Added an option in the config to "disallow-stacked-anvil-items".

+ Fixed damageable items such as tools breaking on version 1.21.
+ Fixed using /give with damageable items.
+ Added support for version 1.21.1
+ Cleaned up some more code.

+ Fixed an issue with "max-stack-for-all-items" when setting a separate item in "items" section.

+ Changed "max-stack-for-all-items" so you can still use the "items" section with a custom stack amount.
+ Added regex support for all item type names in "items" section.
+ Fixed an issue with executing stack command from console.
+ Fixed a minor issue with config wording.

Changelog -

+ Fixed a minor issue that improves performance for users not using certain item stack types.
+ Added a new argument for the command /stack [HAND, ALL].
+ Added a new section in the config:

+ Fixed placing a lava or water bucket with multiple stacked.
+ Fixed combining stacked books on anvil would use the whole stack.
+ Fixed consuming mushroom stew with multiple stacked.
+ Fixed config.yml being removed from the plugin.

+ Removed some unused areas of the code.
+ Cleaned up some areas of the code.
+ Added a command /stack to stack all items in your inventory (STACKS.COMMAND).

+ Added a check for AIR material to prevent glitching plugin.
+ Added a /stacks reload command which requires permission ("STACKS.RELOAD").
+ Added a lang.yml file with some messages for reloading, permissions, etc.
+ Added cached materials so can restore old stack amounts on reload.
+ Fixed an issue with blacklisting items.
+ Changed blacklist to "whitelist" as this was incorrectly worded.
+ Improved some areas of the code.

+ Minor code improvements.
+ Added a new config option that allows you to set a max stack for ALL in-game items.
+ Added an option for a blacklist if the above option is enabled to remove some items from this list.

+ Fixed an issue with version 1.20.6.
+ Some minor code improvements.

+ Fixed an issue with absolute max stack size per version.
+ Done some minor code improvements.

+ Added support for Spigot 1.20.6+.

+ Updated to the latest version of Spigot.
+ Now works with any Spigot fork (including paper and folia).

WORKING ON A FIX FOR VERSION 1.20.6 AND 1.21.

INFORMATION:

You will need to reset your config.yml when installing this new version.
This is for readability purpose and will not happen again.

+ Changed config.yml so much more readable.
+ Added an update check on startup for new versions (+ option to disable this).

- Updated Java to version 22.
- Added api-version to plugin.yml

+ Changed the plugin name to something more suitable.