Add Sapped and Slowed conditions for 5.5e weapon mastery

These D&D 2024 weapon mastery conditions are edition-gated: they only
appear in the condition picker when 5.5e rules are selected. Applied
conditions still render correctly regardless of edition setting.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

packages/domain/src/index.ts

@@ -11,6 +11,7 @@ export {
 	type ConditionDefinition,
 	type ConditionId,
 	getConditionDescription,
+	getConditionsForEdition,
 	type RulesEdition,
 	VALID_CONDITION_IDS,
 } from "./conditions.js";