{ "jsonSchema": { "$schema": "http://json-schema.org/draft-07/schema#", "type": "object", "properties": { "journalDirectories": { "type": "array", "items": { "type": "string", "pattern": "^/.*$" }, "maxItems": 100, "uniqueItems": true } }, "required": [ "journalDirectories" ] }, "uiSchema": { "journalDirectories": { "ui:options": { "addable": true, "orderable": false, "removable": true }, "items": { "ui:placeholder": "Enter absolute directory path", "ui:widget": "text", "ui:emptyValue": "" } } } }