After the front-end goes online and opens a white screen, the error is as follows:
reason
Such problems are generally caused by errors in the resource path we introduced after packaging.
Solution
Modify the publicPath and add the publicPath configuration in config.
Since the formal environment of the project is not deployed at the root of the domain name, the prefix of the formal environment needs to be accompanied by the sub-project path. It is declared in config.js that the prefix of the formal environment needs to be accompanied by "/xxx". Then the BASE_URL here is equivalent to /xxx
publicPath: process.env.NODE_ENV === “production” ? “/xxx” : “/”,
