fix: compatible esm/mjs requirements.

package.json

@@ -11,7 +11,8 @@
     "prepack": "npm run build",
     "start": "node lib/index.js",
     "watch": "tsbb watch --disable-babel",
-    "build": "tsbb build --disable-babel",
+    "build": "tsbb build --disable-babel && npm run esm-fix",
+    "esm-fix": "tsc-esm-fix --target='lib' --ext='.js'",
     "test": "tsbb test",
     "coverage": "tsbb test --coverage"
   },
@@ -55,6 +56,7 @@
     "remark-gfm": "2.0.0",
     "remark-parse": "10.0.0",
     "remark-rehype": "9.0.0",
+    "tsc-esm-fix": "2.7.2",
     "tsbb": "3.2.1"
   }
 }

src/index.ts

@@ -1,7 +1,7 @@
 import { Plugin, Transformer } from 'unified';
 import { Parent, NodeData, Node } from 'unist';
-import visit from './visit.js';
-import { propertiesHandle, nextChild, prevChild, getCommentObject } from './utils.js';
+import visit from './visit';
+import { propertiesHandle, nextChild, prevChild, getCommentObject } from './utils';
 
 export type RehypeAttrsOptions = {
   /**

src/utils.ts

@@ -1,5 +1,5 @@
 import { Parent, NodeData } from 'unist';
-import { RehypeAttrsOptions } from './index.js';
+import { RehypeAttrsOptions } from './';
 
 export const getURLParameters = (url: string): Record<string, string | number | boolean> =>
 (url.match(/([^?=&]+)(=([^&]*))/g) || []).reduce(