{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://neon-sprawl.local/schemas/ability-def.json",
  "title": "AbilityDef",
  "description": "Single combat ability row for catalogs (e.g. content/abilities/*_abilities.json). IDs are stable forever—rename display in displayName only. See docs/decomposition/modules/E5_M1_CombatRulesEngine.md.",
  "type": "object",
  "additionalProperties": false,
  "required": ["id", "displayName", "baseDamage", "cooldownSeconds"],
  "properties": {
    "id": {
      "type": "string",
      "pattern": "^[a-z][a-z0-9_]*$",
      "description": "Immutable ability key for hotbar bindings, cast requests, telemetry, and combat resolution. Never change after content ships; add a new id if the ability splits."
    },
    "displayName": {
      "type": "string",
      "minLength": 1,
      "description": "Player-facing label; safe to change without migrating character data."
    },
    "baseDamage": {
      "type": "integer",
      "minimum": 0,
      "description": "Deterministic damage dealt on successful combat resolve in prototype Slice 1 (no miss/crit RNG)."
    },
    "cooldownSeconds": {
      "type": "number",
      "exclusiveMinimum": 0,
      "description": "Per-ability cooldown duration applied on successful resolve once E5.M1 wires catalog timing."
    },
    "abilityKind": {
      "type": "string",
      "description": "Optional UX grouping for HUD and tooling (attack vs utility vs movement).",
      "enum": ["attack", "utility", "movement"]
    }
  }
}