* feat(utils/request): make configuring baseURL easier
* docs(config/request): update the corresponding changes
5bc29f9200327de1d8aa23ab383bbd7f115db7ee
* feat(utils/request): make the errors friendly
I replaced the ugly if-statement with Map, and
I also make the message user-friendly
since this project is written for users, not only for developers.
And also, I removed the useless "alert", it is useless and annoying for users.