feat: add npm api

Author: zdm

lib/npm.js

@@ -4,7 +4,7 @@ import env from "#core/env";
 import { calculateMode } from "#core/fs";
 import GlobPatterns from "#core/glob/patterns";
 import stream from "#core/stream";
-import * as TarStream from "#core/stream/tar";
+import { TarStreamPacker, TarStreamUnpacker } from "#core/stream/tar";
 import { TmpDir, TmpFile } from "#core/tmp";
 import { shellQuote } from "#core/utils";
 
@@ -188,8 +188,8 @@ export default class Npm {
 
             //
             fs.createReadStream( tmpDir.path + "/" + filename ),
-            new TarStream.TarStreamUnpacker(),
-            new TarStream.TarStreamPacker( {
+            new TarStreamUnpacker(),
+            new TarStreamPacker( {
                 "gzip": true,
                 "onWriteEntry": writeEntry => {
                     if ( executablesPatterns?.test( writeEntry.path.replace( /^package\//, "" ) ) ) {