Legends Reborn: Medieval (LRM)

I strongly advise you to make a backup of your "world" before doing this update

Update v0.3.1 :

• Fix: The LevelZ experience will be correctly reset to 0 of the current level in case of death
• Change: The "carts" will have more hit points before breaking (4 > 40)
• Change: We removed the "lava/water pockets" due to generation bugs
• Change: Complete overhaul of ore generation (all 13 ores rebalanced)
• Change: Modded ores (zinc, silver, dark iron, gem vein, meteorite) now spawn in stone and deepslate instead of deepslate only
• Change: Diamond now starts spawning at depth 96 (previously ~288)
• Change: Diamond veins are now much smaller (1-4 blocks max instead of ~34)
• Change: Reduced max vein size for all ores (no more 100+ block veins)
• Change: Depth now has a real impact on ore generation (common ores are concentrated near the surface, rare ores are spread more evenly)
• Change: Gold has a slight bonus in hot areas (+10%)
• Change: Redstone has a slight bonus in cold areas (+15%)
• Change: Lapis has a slight bonus near rivers (+20%)
• Change: Emerald has a slight bonus in mountainous terrain (+5%)
• Change: Complete rebalance of the LevelZ progression system
• Change: Rebalanced 444 item restrictions across all RPG classes
• Change: Netherite gear now unlocks between level 14-18 depending on class (was all at 15)
• Change: Aeternium tier items now require level 18-19
• Change: Ruby tier items now require level 19-20 (endgame)
• Change: Rebalanced 18 interactive blocks (Furnace 3, Anvil 9, Blast Furnace 10, Brewing Stand 11, Enchanting Table 15, Beacon 17, Disenchanter 20)
• Change: Rebalanced all 20 mining levels
• Change: Rebalanced brewing ingredients across levels 3-20 (was 2-10)
• Change: Rebalanced smithing recipes across levels 8-20 with per-class Netherite unlock
• Change: Rebalanced 12 entity interactions (Villager trade 10, Allay 20, Piglin 18)
• Change: Icarus wings now have a full progression: Feathered 10, Mechanical 13-15, Dragon 17, Light 19, Legendary 20
• New: Added 13 missing item restrictions that were bypassing the level system
• New: Death Knight Aeternium/Ruby weapons now properly restricted (were usable at any level!)
• New: Paladin Stone Mace, Wooden Great Hammer and Acolyte Wand now restricted
• New: Jewelry unique Lightning and Soul sets now restricted (level 18)
• New: 20 advancements added (7 milestones (level 25/50/75/125/150/175/200), 12 skill masteries (level 20 per skill), and 1 ultimate "Omniscient" achievement)