[master] Mythic+ System

[BertiRean]

Description

Issue Description: Missing Mythic+ System in TrinityCore

Overview:
The current TrinityCore lacks the Mythic+ system, a pivotal end-game feature. Its absence diminishes the authenticity and limits player engagement.

Expected behaviour

• Functionality: Verify the complete functionality of Mythic+ dungeons.

• Keystone Mechanics: Ensure accurate replication of Keystone mechanics.

• Difficulty Scaling: Validate appropriate scaling of dungeon difficulty.

• Loot Distribution: Confirm correct loot distribution mechanics.

Steps to reproduce the problem

Go to a instance in Mythic and you can't activate the mythic+

Branch

master

TC rev. hash/commit

55b29d4

Operating system

All

Custom changes

None