渲染时与postgreSQL的strapi连接,错误:getaddrinfo EAI_AGAIN dpg-cjk5hqdk5scs73a7f9b0-a

我在渲染平台上部署了strapi。strapi构建正确,但在渲染时连接到postgreSQL数据库时遇到此错误:

Error: getaddrinfo EAI_AGAIN dpg-cjk5hqdk5scs73a7f9b0-a
at GetAddrInfoReqWrap.onlookup [as oncomplete] (node:dns:108:26) {
errno: -3001,
code: ‘EAI_AGAIN’,
syscall: ‘getaddrinfo’,
hostname: ‘dpg-cjk5hqdk5scs73a7f9b0-a’
}

here is my code of database.js file in cand config folder:

here is my code of .env file:

帮我解决这个问题