NexoAddon v1.19.0

New:

• Added the Spread mechanic with configurable rules, single and multiple target modes, biome and light conditions, nearby block limits, and protection checks.
• Added spread.max_per_tick to control spreading workload.
• Added the Thor mechanic with configurable lightning count, strike variation, and cooldown.
• Added custom biome definitions with configurable colors, climate, inheritance, and raw biome JSON.
• Added /nexoaddon biomes to check custom biome registration.
• Added the Liquid mechanic with custom water colors, buckets, bottles, flow tracking, entry effects, and commands.
• Added automatic restoration of original biomes after liquid removal and /nexoaddon liquidclean.
• Added CustomCrafting stations with slot-based recipes and menus opened from custom blocks or furniture.
• Added the components field to custom crafting ingredients and results for item metadata.
• Added the Fuel mechanic with configurable burn time, infinite fuel, furnace restrictions, and leftover items.
• Added multiple Aura effects per item and custom particle formulas.
• Added Nexo template inheritance for addon mechanics and components.
• Added biome populators with custom biome support, world filters, height ranges, and per-chunk chance.

Fix:

• Fixed tool durability handling when breaking bedrock, including checks for switching tools during mining.
• Prevented recursive activation and interference between players using BigMining and VeinMiner.
• Fixed asynchronous block breaking in BigMining on non-Folia servers.
• Fixed namespaced biome IDs and blacklist filters in populators.
• Invalid custom crafting ingredients and slot numbers now reject the entire recipe instead of being skipped.

New:

• Lifesteal mechanic (heals the attacker on hit, with configurable amount and cooldown)
• configurable sound for totem animation
• custom block place and break support in Remember mechanic
• version-aware LimitedRegion creation in populators

Improvements:

• more debug logging in populators and mechanics
• cleaned up unused imports across the codebase

Fixes:

• Enchantify no longer consumes the item when the enchant is already at max level
• fixed possible NullPointerException in Unstackable mechanic check
• totem sound packet is now sent only when a sound is actually set

New:

• sound support for bedrock breaking mechanics
• sound support for BigMining mechanic
• sound support for totem animation mechanic
• support for multiple smithing recipes

Improvements:

• improved version comparison logic in VersionUtil (support for new Paper versioning)
• improved command handling in PlayerCommandPreprocessListener
• added debug logging for block break animation issues

Fixes:

• fixed compatibility with new Paper versioning format (26.1+)
• fixed NumberFormatException in version parsing ("build" issue)

Changes:

• bumped dependencies versions
• replaced / with in maven-compiler
• replaced ArmorStand with TextDisplay in holograms
• general code cleanup and minor refactors

**New**:
  - decay mechanic for block place and nexoblocks events
  - InventoryType mechanic
  - AutoCatch mechanic
  - UniqueId mechanic
  - furniture interaction for stackable and unstackable mechanics
  - block aura support for furniture entities
  - experimental repopulation command with #all support
  - UpdateChecker utility for version checks and notifications
  - configurable debug mode
  - ShiftBlock placement cooldown
  - support for copying damage data in recipe result item meta
  - EquippableCompat utility for equippable item support

**Improvements**:
  - improved BigMining block break logic and structure
  - improved BlockAura handling for custom blocks and furniture
  - improved AutoCatch reliability and event handling
  - improved inventory tagging logic for UniqueId mechanic
  - improved Infested mechanic safe spawn handling
  - improved recipe handling logic
  - improved configuration loading logic
  - improved block break checks in BigMining
  - improved status and action bar messaging consistency
  - improved repopulation command debug output
  - improved scheduler usage for better compatibility with modern Paper/Folia

**Fixes**:
  - fixed thread safety issues during chunk population
  - fixed LimitedRegion creation timing for correct chunk context
  - fixed BlockAura scheduling and task cancellation for Folia
  - fixed block break logic for liquid blocks and invalid materials
  - fixed SpawnerBreak listener ignoring cancelled events
  - fixed errors for non-equippable items in PrepareRecipesListener
  - fixed null region bounds checks in PlacementPosition
  - fixed scheduler crash
  - fixed ShiftBlock cooldown UUID handling
  - fixed AutoCatch toggling and state handling
  - fixed furniture entity removal in furniture mechanic
  - fixed decay mechanic scheduler issues
  - fixed Infested spawn safety
  - fixed TallStringBlocksHandler compatibility with updated mechanic API
  - fixed errors caused by unloaded worlds or missing worldInfo
  - fixed event cancellation handling in Stackable and Unstackable mechanics

**Changes**:
  - refactored recipe handling logic
  - refactored LimitedRegion handling
  - refactored world populator system
  - removed custom tree generation system
  - removed JukeboxPlayable component and related mechanics
  - simplified BlockHardnessHandler registration
  - cleaned up unused imports and redundant checks

New:

• Add sapling support for populators
• Add universal 'all' keyword for world selection
• add enchantify mechanic
• New block decay mechanic
• Paper plugin update
• Remove delay in recipe update after NexoPackUpload event
• Add VeinMiner mechanic
• Add copy_meta option to smithing recipes
• Add note_block_sound component

And a lot of fixes

New:

• Optimize every block iteration. (-1)
• Custom ymls in subdirs in populator dir
• Remember Mechanic
• Block sound effects to Unstackable and Stackable mechanics
• FoliaMC Support
• Optimize ore populator and placement position
• Totem Animations

Fix:

• Populators applying

New:

• copy_pdc to smithing recipes
• ShiftBlock Mechanic for furnitures and all types of Custom Blocks
• Swap mechanic with ShiftBlock Mechanic if time is 0
• Signal Mechanic

Fix:

• Error if unstackable.items is empty

And a lots of code refactoring.

New:

• BlockAura Mechanic
• Skull registration
• update_checker added to config.yml to disable checking updates

Fix:

• Thread lock
• Skull registration generated error

New:

• Unstackable Mechanic
• PacketEvents instead ProtocolLib
• Nicely calculated break animation
• replace grass block to prevent snowy state with populators
• Whitelist of BigMining Mechanic
• Swing on Stackable mechanic
• Allow Custom Biomes from datapacks in populators
• New triggers in ShiftBlock Mechanics
• Fertilizer cooldown
• Random ranges in iterations and vein_size
• BottledExp Mechanic
• Whitelist and Blacklist for Repair Mechanic
• Veins update

Fix:

• some populators fixes

New:

• equippable component item can be equipped in gui
• removing world populators on world unload

Fix:

• Skulls loading synchronously
• BigMining Mechanic works underwater and on ladders
• BigMining Mechanic with correct experience drop
• Checks for chorus updates for older Nexo Builds

Skull register optimization

New:

• skull_value
• KillMessage Mechanic
• Stackable Stringblocks
• Decay Mechanic
• ShiftBlock Mechanic
• count_shears_as_silktouch now works on chorusblocks
• Chorus support

And lot of fixes

Hologram Formatting Hotfix

New:

• MiningTools Mechanic
• Experience from custom blocks
• Infested Custom Blocks
• SpawnerBreak Mechanic
• BigMining - Toggable option

Fix:

• Populators

Hotfix

New:

• SpawnerBreak Mechanic by AkisYTB3
• MiningTools Mechanic

Fix:

• Block Populators bug