postcss-add-dependencies

{ type : "dependency", file : "/abs/path/to/file.ext" }
{ type : "build-dependency", file : "/abs/path/to/file.ext" }
{ type : "missing-dependency", file : "/abs/path/to/file.ext" }
{ type : "context-dependency", file : "/abs/path/to/file.ext" }
{ type : "dir-dependency", dir : "/abs/path/to/dir" }
{ type : "asset", file : "/abs/path/to/file.ext", content : ..., sourceMap : ..., info : ... }

const path = require("path");
const dependencies = [
    { type : "dependency", file : path.resolve("/abs/path/to/file.ext") },
    { type : "dir-dependency", dir : path.resolve("/abs/path/to/dir") },
];
module.exports = {
    plugins: [
        // Plugins for PostCSS
        ['postcss-add-dependencies', { dependencies : dependencies }],
    ],
};