feat: Add Mana Circulation discipline with regen multiplier and meditation cap perks

src/lib/game/effects/discipline-effects.ts

@@ -18,15 +18,22 @@ import {
 const KNOWN_BONUS_STATS = new Set([
   'maxManaBonus',
   'regenBonus',
+  'regenMultiplier',
   'clickManaBonus',
   'baseDamageBonus',
   'elementCapBonus',
+  'meditationCapBonus',
 ]);
 
 export interface DisciplineEffectsResult {
   bonuses: Record<string, number>;
   multipliers: Record<string, number>;
   specials: Set<string>;
+  /**
+   * Bonus to the meditation multiplier cap from disciplines.
+   * Each point of meditationCapBonus adds +0.5 to the max meditation multiplier.
+   */
+  meditationCapBonus: number;
   /**
    * Conversion entries: for each active discipline with a conversionRate,
    * maps target mana type → { rate, sourceManaTypes }.
@@ -45,9 +52,18 @@ export function computeDisciplineEffects(_state?: DisciplineStoreState): Discipl
   const bonuses: Record<string, number> = {};
   const multipliers: Record<string, number> = {};
   const specials = new Set<string>();
+  let meditationCapBonus = 0;
   const conversions: Record<string, { rate: number; sourceManaTypes: string[] }> = {};
 
   function addBonus(stat: string, amount: number) {
+    if (stat === 'meditationCapBonus') {
+      meditationCapBonus += amount;
+      return;
+    }
+    if (stat === 'regenMultiplier') {
+      multipliers[stat] = (multipliers[stat] || 0) + amount;
+      return;
+    }
     bonuses[stat] = (bonuses[stat] || 0) + amount;
   }
 
@@ -90,7 +106,10 @@ export function computeDisciplineEffects(_state?: DisciplineStoreState): Discipl
         }
       } else if (perk.type === 'capped') {
         if (perk.bonus) {
-          const tier = calculatePerkTier(disc.xp, perk.threshold, perk.value);
+          let tier = calculatePerkTier(disc.xp, perk.threshold, perk.value);
+          if (tier > 0 && perk.maxTier !== undefined) {
+            tier = Math.min(tier, perk.maxTier);
+          }
           if (tier > 0) {
             addBonus(perk.bonus.stat, tier * perk.bonus.amount);
           }
@@ -101,5 +120,5 @@ export function computeDisciplineEffects(_state?: DisciplineStoreState): Discipl
     }
   }
 
-  return { bonuses, multipliers, specials, conversions };
+  return { bonuses, multipliers, specials, meditationCapBonus, conversions };
 }