feat: sync rules with vault 2026-10-20 (borrowed mana, Odetchnięcie limit, Oszołomiony, Akcje Natychmiastowe)

Adds src/logic/rules.ts, counters, migration 1.4.0, III/IV mana swap, thaumaturgy school, tests, recompiled translations.

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

src/migrations/0.2.0.ts

@@ -12,7 +12,7 @@
  *    (DataModel default usually handles this; explicit safety net).
  */
 
-import { SYSTEM_ID } from '../hbm';
+import { SYSTEM_ID } from '../constants';
 import type { MigrationStep } from './index';
 
 interface LegacySpellSystem {