+ Add support for 1.21.6

+ Clean many of code
+ Wrap up event to listener files
+ New way to play animation. You can use `inventory.yml` to create an inventory, but to display, you'll have to use `container.yml` to make a group of inventory and then display this group instead.

For more about update, read the update on github!

+ Add support for 1.21.5
+ Update NBT-API version to 2.15.0

• Finally support 1.21.4
• Fix 1.21.4 remove items bug - NN found this
• Fix duplicate screen showing for `loadtype: both` setting
• Add config for a per session ads display

for more example, read this update on github <3

• Add 1.20.1+ support.
• Remove SkinsRestorer from dependency.
• Test some function on 1.20.4, 1.21.1, 1.21.4
• You can now use WelcomeAds on Velocity server.
• Player Head can still use with both Online/Offline player name.

read more on github <3 !!

• Add color support for Leather items (armors, horse_armor) and potion

• Add hide flags support

• Add enchantments support

read github release note for more information & example!

• Fix items duplication bug - ASTRICK found this

• Fix default events bug after removed - ASTRICK found this

• Cleaning some code

• Packed file back to same project's folder (just a reminder for me in the future to not do this again)

• Add 'force: true' for forcing player to stay on the page

for more example, please check the github release page <3

• Remove "opensound:" function, you can use this in the event section anyway.

• Add utils class to the project.

• Add event setting for each ads screen, now available "onInventoryClose" and "onInventoryOpen", and you can use all the command function just like command for items.

for more example please check github release

• Clear player's inventory items when showing the screen
• Splitting some method to a new class