[fix] Preset Path & Document of Custom Configuration (fix #2)

ReadMe.md

@@ -7,7 +7,7 @@ Unofficial [MDX][1] 3 [transformer plugin][2] for [Parcel][3] 2
 
 [![NPM](https://nodei.co/npm/parcel-transformer-mdx.png?downloads=true&downloadRank=true&stars=true)][6]
 
-## Supported features
+## Preset features
 
 1. [GitHub flavored Markdown (GFM)](https://github.com/remarkjs/remark-gfm)
 2. [Frontmatter](https://github.com/remarkjs/remark-frontmatter)
@@ -95,6 +95,10 @@ https://www.youtube.com/watch?v=VEoMT8pAxMA
 
 -   WebCell example: https://github.com/EasyWebApp/BootCell-document
 
+## Custom Configuration
+
+Create a `mdx.config.js` file in the root folder of your project, and export your [`CompileOptions` object][7] as what [the internal preset][8] does.
+
 ## Inspiration
 
 https://github.com/parcel-bundler/parcel/pull/7922
@@ -105,3 +109,5 @@ https://github.com/parcel-bundler/parcel/pull/7922
 [4]: https://libraries.io/npm/parcel-transformer-mdx
 [5]: https://github.com/EasyWebApp/Parcel-transformer-MDX/actions/workflows/main.yml
 [6]: https://nodei.co/npm/parcel-transformer-mdx/
+[7]: https://mdxjs.com/packages/mdx/#compileoptions
+[8]: source/preset.js

index.js

@@ -1,8 +1,8 @@
 import { Transformer } from '@parcel/plugin';
 import { compile } from '@mdx-js/mdx';
 
-import MDXPreset from './source/preset';
-import { BabelConfigFiles, MDXConfigFiles } from './source/utility';
+import MDXPreset from './source/preset.js';
+import { BabelConfigFiles, MDXConfigFiles } from './source/utility.js';
 
 export { MDXPreset };
 export * from './source/utility';

package.json

@@ -1,6 +1,6 @@
 {
     "name": "parcel-transformer-mdx",
-    "version": "0.4.0",
+    "version": "0.4.1",
     "license": "LGPL-3.0-or-later",
     "author": "shiy2008@gmail.com",
     "description": "Unofficial MDX 3 transformer plugin for Parcel 2",