error /app/node_modules/puppeteer: Command failed. Exit code: 1 Command: node install.js Arguments: Directory: /app/node_modules/puppeteer Output: ERROR: Failed to download Chromium r579032! Set "PUPPETEER_SKIP_CHROMIUM_DOWNLOAD" env variable to skip download. { Error: connect ETIMEDOUT 216.58.221.240:443 at Object._errnoException (util.js:992:11) at _exceptionWithHostPort (util.js:1014:20) at TCPConnectWrap.afterConnect [as oncomplete] (net.js:1186:14) code: 'ETIMEDOUT', errno: 'ETIMEDOUT', syscall: 'connect',

解决办法：

export PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true && yarn install