https://wowtale.net/%ec%82%ac%ec%a7%841-%eb%a7%88%ec%9d%b4%ed%81%ac%eb%a1%9c%ec%86%8c%ed%94%84%ed%8a%b8-%ec%95%a0%ec%a0%80-%ec%98%a4%ed%94%88ai-%ec%84%9c%eb%b9%84%ec%8a%a4azure-openai-service/