feat: init command create file add packageManager field (#9069)

close #9068

---------

Co-authored-by: Zoltan Kochan <z@kochan.io>

.changeset/sweet-tomatoes-own.md

@@ -0,0 +1,6 @@
+---
+"@pnpm/plugin-commands-init": minor
+"pnpm": patch
+---
+
+`pnpm init` command adds a `packageManager` field with the current version of pnpm CLI [#9069](https://github.com/pnpm/pnpm/pull/9069).

packages/plugin-commands-init/package.json

@@ -37,6 +37,7 @@
     "load-json-file": "catalog:"
   },
   "dependencies": {
+    "@pnpm/cli-meta": "workspace:*",
     "@pnpm/cli-utils": "workspace:*",
     "@pnpm/config": "workspace:*",
     "@pnpm/error": "workspace:*",

packages/plugin-commands-init/src/init.ts

@@ -1,6 +1,7 @@
 import fs from 'fs'
 import path from 'path'
 import { docsUrl } from '@pnpm/cli-utils'
+import { packageManager } from '@pnpm/cli-meta'
 import { type CliOptions, type UniversalOptions } from '@pnpm/config'
 import { PnpmError } from '@pnpm/error'
 import { writeProjectManifest } from '@pnpm/write-project-manifest'
@@ -45,6 +46,7 @@ export async function handler (
     version: '1.0.0',
     description: '',
     main: 'index.js',
+    packageManager: `pnpm@${packageManager.version}`,
     scripts: {
       test: 'echo "Error: no test specified" && exit 1',
     },

packages/plugin-commands-init/tsconfig.json

@@ -15,6 +15,9 @@
     {
       "path": "../../__utils__/test-fixtures"
     },
+    {
+      "path": "../../cli/cli-meta"
+    },
     {
       "path": "../../cli/cli-utils"
     },

pnpm-lock.yaml

@@ -3940,6 +3940,9 @@ importers:
 
   packages/plugin-commands-init:
     dependencies:
+      '@pnpm/cli-meta':
+        specifier: workspace:*
+        version: link:../../cli/cli-meta
       '@pnpm/cli-utils':
         specifier: workspace:*
         version: link:../../cli/cli-utils