change to use esm

packages/file-graph/src/file.ts

@@ -1,5 +1,5 @@
 /* eslint-disable lines-between-class-members */
-import { basename } from './utils'
+import { basename } from './utils.js'
 
 interface FileObject {
   path: string

packages/file-graph/src/fileNode.js

@@ -1,9 +1,9 @@
-import File from './file'
+import File from './file.js'
 import {
   DuplicateItemError,
   ParentNotExistsError,
   FileNotExistsError,
-} from './errors'
+} from './errors.js'
 import { basename, dirname } from './utils.js'
 
 export default class FileNode extends File {

packages/file-graph/src/index.js

@@ -1,3 +1,3 @@
-export { default as File } from './file'
+export { default as File } from './file.js'
 export { default as FileNode } from './fileNode.js'
 export { default as FileGraph } from './fileGraph.js'