fix: resolve all TypeScript compilation errors

- Fixed DisciplinesAttunementType enum usage in discipline data files
- Fixed EquipmentSlot import in equipment/types.ts
- Fixed enchantment-effects.ts export/import chain
- Fixed safe-persist.ts StateStorage type compatibility
- Fixed store persist partial return types for all stores
- Fixed gameStore.ts ElementState type and error handling
- Fixed useGameDerived.ts missing properties on GameCoordinatorStore
- Added SkillUpgradeChoice type to types.ts
- Fixed ActionButtons.tsx optional currentStudyTarget prop
- Fixed GameToast.tsx Toast type compatibility
- Fixed EnchantmentDesigner sub-component type mismatches
- Fixed SpireCombatPage equippedInstances/equipmentInstances types
- Fixed page.tsx computeClickMana argument
- Added baseCastTime to SpellDef type
- Fixed golem/types.ts and loot-drops.ts import paths
- Fixed craftingStore.ts missing lastError in initial state and actions
- Fixed store-actions-combat-prestige.test.ts Memory type usage
- Fixed floor-utils.upgraded.test.ts array type annotation
- Fixed computed-stats.test.ts state type assertions
- Fixed activity-log.test.ts state type annotation
- Fixed discipline-math.test.ts enum value usage
- Fixed game-loop.test.ts vitest mock import
- Various other test file type fixes

src/lib/game/data/disciplines/enchanter-utility.ts

@@ -1,13 +1,14 @@
 // ─── Enchanter Utility & Mana Disciplines ──────────────────────────────────────
 // Disciplines for unlocking utility and mana enchantment effects
 
+import { DisciplinesAttunementType } from '../../types/disciplines';
 import type { DisciplineDefinition } from '../../types/disciplines';
 
 export const enchanterUtilityDisciplines: DisciplineDefinition[] = [
   {
     id: 'study-utility-enchantments',
     name: 'Study Utility Enchantments',
-    attunement: 'enchanter',
+    attunement: DisciplinesAttunementType.ENCHANTER,
     manaType: 'light',
     baseCost: 8,
     description: 'Learn to enchant equipment with utility effects.',
@@ -45,7 +46,7 @@ export const enchanterUtilityDisciplines: DisciplineDefinition[] = [
   {
     id: 'study-mana-enchantments',
     name: 'Study Mana Enchantments',
-    attunement: 'enchanter',
+    attunement: DisciplinesAttunementType.ENCHANTER,
     manaType: 'water',
     baseCost: 15,
     description: 'Learn to enchant equipment with mana-boosting effects.',