Nightmare Armory & Lord Veridus Update

This update brings new weapon progression, improved abilities, and a more intense Lord Veridus encounter.

- Added a main-menu music mute button that remembers your preference. - Glacial Rupture’s freeze effect now expands with its animation and catches enemies across its full visible radius. - Rebalanced Nightmare Armory weapon prices and ordering. - Added permanent Dreadstring Bow upgrades: - 25 Night Shards: attacks 2 targets. - 50 Night Shards: attacks 3 targets. - Lord Veridus now fires larger six-fireball volleys during his second combat stage. - Lord Veridus summons four sentinels and two ranged casters every 15 seconds during that stage. - Reworked the nightmare laser storm with 47 lasers and only three isolated safe locations per volley. - Reduced Lord Veridus’s opening and final-duel health. - Various combat, interface, and stability improvements.