Keystone Expansion Pufferfish's Skills

• Changelog — v1.0.7 (MC 1.21.9)

✅ Compatibility

• Confirmed support for Minecraft 1.21.9
• Minimal compatibility adjustments for 1.21.9 datapack changes (no gameplay/content changes intended)

🔧 Technical

• Updated pack.mcmeta to the new 1.21.9 pack metadata format (min_format / max_format) to avoid metadata load errors
• Updated Chain ID references for 1.21.9:
  • minecraft:chain → minecraft:iron_chain
  • Added support for minecraft:copper_chain
  • Updated stats accordingly:
    • minecraft.used:minecraft.chain → minecraft.used:minecraft.iron_chain
    • Added minecraft.used:minecraft.copper_chain

📦 Notes

• Version-bump + compatibility release (goal: align the Minecraft target to 1.21.9)
• Recommended deps: Pufferfish’s Skills + Pufferfish’s Attributes (1.21.9-compatible builds)