Vue on the package, not to visit the page and access not see the picture.

vue completion of the project on the packaging line, when many people will run into static resources can not be found, there are two common
first: js, css wrong path
solution: Open the config / index.js, the value to which the assetsPublicPath ' ./ '

The second: css image resources referenced can not find
my project there is a css file, which references a background image

"src / assets /" have this picture folder, the path changes occur after this image on packaging can not find the solution:
open the "build / utils.js", add a line of code