Prepare ESLint compatibility with Webpack

To prepare for a better developer experience with Webpack (that will be
used later on through Gatsby) the resolvers of the
eslint-plugin-import (1) have been configured for the `src` and
`src/components` paths.

References:

  (1) https://github.com/benmosher/eslint-plugin-import#resolvers

GH-15

.eslintrc.js

@@ -15,12 +15,22 @@
  * @see https://github.com/tc39/proposal-optional-chaining
  */
 
+const { resolve } = require("path");
+
 module.exports = {
   extends: "arcticicestudio",
   env: {
     browser: true,
     node: true
   },
+  settings: {
+    "import/resolver": {
+      node: {
+        /* Resolve Webpack alias imports */
+        paths: [resolve(__dirname, "src"), resolve(__dirname, "src/components")]
+      }
+    }
+  },
   rules: {
     "no-confusing-arrow": "off",
     /* Suppress errors when importing development dependencies */