Add Recall Knowledge DC and skill to PF2e stat blocks

Display Recall Knowledge line below trait tags showing DC (from level
via standard DC-by-level table, adjusted for rarity) and associated
skill derived from creature type trait. Omitted for D&D creatures and
creatures with no recognized type trait.

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

packages/domain/src/index.ts

@@ -108,6 +108,10 @@ export {
 	VALID_PLAYER_COLORS,
 	VALID_PLAYER_ICONS,
 } from "./player-character-types.js";
+export {
+	type RecallKnowledge,
+	recallKnowledge,
+} from "./recall-knowledge.js";
 export { rehydrateCombatant } from "./rehydrate-combatant.js";
 export { rehydratePlayerCharacter } from "./rehydrate-player-character.js";
 export {