{"id":"random-string-generator","engine":"core","category":"random","name":"随机字符串生成","fields":[{"key":"alphabet","label":"字符集","type":"text","default":"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789","required":true},{"key":"length","label":"长度","type":"number","default":16,"required":true,"min":1,"max":10000},{"key":"count","label":"数量","type":"number","default":5,"required":true,"min":1,"max":1000}],"sample":{"alphabet":"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789","length":16,"count":5}}