fix(mysql): jsonb → json — type non supporté par MySQL

src/combat/combat-log.entity.ts

@@ -35,7 +35,7 @@ export class CombatLog {
   totalRounds: number;
 
   // Stocker les rounds en JSON — lecture replay
-  @Column({ name: 'rounds_data', type: 'jsonb' })
+  @Column({ name: 'rounds_data', type: 'json' })
   roundsData: object;
 
   @Column({ name: 'xp_earned', default: 0 })

src/craft/recipe.entity.ts

@@ -27,6 +27,6 @@ export class Recipe {
   @Column({ name: 'endurance_cost' })
   enduranceCost: number;
 
-  @Column({ type: 'jsonb' })
+  @Column({ type: 'json' })
   ingredients: RecipeIngredient[];
 }