{"id":"salary-hourly-converter","engine":"core","category":"math","name":"年収・時給換算","fields":[{"key":"amount","label":"金額・量","type":"number","default":52000,"required":true,"min":0},{"key":"mode","label":"処理方式","type":"select","default":"annual","options":[{"value":"annual","label":"年数 → 時間数"},{"value":"hourly","label":"時間数 → 年数"}]},{"key":"hours","label":"時間数 (h/7d)","type":"number","default":40,"required":true,"min":0.000001},{"key":"weeks","label":"週数 / 年","type":"number","default":52,"required":true,"min":0.000001,"max":53}],"sample":{"amount":52000,"mode":"annual","hours":40,"weeks":52}}