🎒 Mid-Run Bag Swapping & Dedicated Hearthstone

• Inventory Equipment Swapping: Equipment can now be picked up directly into bags and swapped during a run. Equipping shields moves 2H weapons back to bags automatically.
• Hearthstone Action Slot (Hotkey: T): Carrying a Hearthstone displays a dedicated action button next to the hotbar (default hotkey: T).
• Plug-and-Play Controller Support: Gamepads initialize immediately upon spawning into the world without requiring prior keyboard or mouse inputs.
• Numeric Health Indicators: Character health bar displays live numeric health values, toggleable in Interface Options.