yaml : throw new ParseException(‘Unable to parse.’, this.getRealCurrentLineNb() + 1, this.currentLine);

1.error

#  npm run dev:seller

> privateinvoice@0.0.1 dev:seller
> NODE_OPTIONS=--openssl-legacy-provider npx dotenv -e seller.env node index.js


/opt/PrivateInvoice/node_modules/yamljs/lib/Parser.js:270
        throw new ParseException('Unable to parse.', this.getRealCurrentLineNb() + 1, this.currentLine);
        ^
[ParseException [Error]: Unable to parse.] {
  parsedLine: 46,
  snippet: "$ref:'#/components/schemas/Error_contacts_createBusinessCard'"
}

2.原因
・$ref:の後のspaceが抜けていた
(1) before

$ref:'#/components/schemas/Error_contacts_createBusinessCard'

(2) after

$ref: '#/components/schemas/Error_contacts_createBusinessCard'