v0.5.0 - Upgrade Overhaul Update — Luxmithar Steam update #1807160

New additions The level-up system has been fully migrated to a centralized upgrade structure. Offensive, Defensive, and Field Specialization branches now sit on top of a cleaner backend that is easier to read, tune, and expand. Special upgrade layers were rebuilt around Attunement, Advancement, and Boss Relic picks, giving higher-impact choices clearer identities and making progression easier to follow. Weapon-specific upgrade lines can now appear for weapons currently in your inventory, so active loadouts receive more relevant choices and new weapons can be supported with less manual wiring. Bug Fixes Fixed several migration issues from the old upgrade system, including incorrect capstone text and progress, leftover unused items, and outdated armor equipment entries that were no longer part of the game. Fixed the Enemy Ledger layout so the dossier view stays scrollable and contained ins...