Add toolip and trait descriptions

module/config/system.mjs

@@ -55,6 +55,13 @@ export const ASCII = `
                                                                                                |___/
 `
 
+/**
+ * Tooltip descriptions for known traits — loaded at runtime from
+ * module/config/trait-descriptions.json. Populated during the "init" hook;
+ * starts as an empty object so the helper never throws before load.
+ */
+export let TRAIT_DESCRIPTIONS = {}
+
 /** Default trait list extracted from the core rulebook. Open-ended: custom traits are always allowed. */
 export const TRAITS = [
   // Action traits
@@ -83,6 +90,7 @@ export const SYSTEM = {
   ABILITY_COST,
   ABILITY_TYPE,
   OUTCOME_LABELS,
+  TRAIT_DESCRIPTIONS,
   TRAITS,
   ASCII
 }