add clone project helper script

package.json

@@ -41,10 +41,11 @@
   "scripts": {
     "build-client": "cd packages/client && npm run build",
     "check": "npm run lint && npm run check-errors && npm run check-eslint && npm run test && npm run build-client",
-    "check-errors": "tsc --noemit && lerna run --scope '@etherealengine/*' check-errors && lerna run --ignore '@etherealengine/*' check-errors",
+    "check-errors": "lerna run --scope '@etherealengine/*' check-errors && lerna run --ignore '@etherealengine/*' check-errors",
     "check-eslint": "eslint --quiet .",
     "checkout-dev": "lerna exec 'git checkout dev' --parallel --no-bail",
     "clean-node-modules": "npx rimraf node_modules && npx rimraf package-lock.json && npx lerna exec npx rimraf node_modules && npx lerna exec npx rimraf package-lock.json",
+    "clone-project": "cross-env ts-node --swc scripts/clone-project.ts",
     "create-root-package-json": "cross-env ts-node --swc scripts/create-root-package-json",
     "create-project": "cross-env ts-node --swc scripts/create-project",
     "depcheck": "lerna exec --no-bail --stream -- depcheck",

scripts/clone-project.ts

@@ -0,0 +1,90 @@
+/*
+CPAL-1.0 License
+
+The contents of this file are subject to the Common Public Attribution License
+Version 1.0. (the "License"); you may not use this file except in compliance
+with the License. You may obtain a copy of the License at
+https://github.com/EtherealEngine/etherealengine/blob/dev/LICENSE.
+The License is based on the Mozilla Public License Version 1.1, but Sections 14
+and 15 have been added to cover use of software over a computer network and 
+provide for limited attribution for the Original Developer. In addition, 
+Exhibit A has been modified to be consistent with Exhibit B.
+
+Software distributed under the License is distributed on an "AS IS" basis,
+WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the
+specific language governing rights and limitations under the License.
+
+The Original Code is Ethereal Engine.
+
+The Original Developer is the Initial Developer. The Initial Developer of the
+Original Code is the Ethereal Engine team.
+
+All portions of the code written by the Ethereal Engine team are Copyright © 2021-2023 
+Ethereal Engine. All Rights Reserved.
+*/
+import appRootPath from 'app-root-path'
+import cli from 'cli'
+import dotenv from 'dotenv-flow'
+import fs from 'fs'
+import path from 'path'
+
+import { execPromise } from '@etherealengine/server-core/src/util/execPromise'
+dotenv.config({
+  path: appRootPath.path,
+  silent: true
+})
+cli.enable('status')
+
+/**
+ * Repo must be in the format https://github.com/<ORG>/<REPO>
+ */
+
+const options = cli.parse({
+  url: [false, 'Repo URL', 'string'],
+  branch: ['b', 'Branch', 'string', 'dev']
+}) as {
+  url?: string
+  branch: string
+}
+
+const cloneRepo = async () => {
+  const branch = options.branch
+  const url = options.url
+  if (!url) throw new Error('URL is required')
+
+  const [org, repo] = new URL(url).pathname.split('/').slice(1, 3)
+
+  const orgFolderPath = path.resolve(appRootPath.path, 'packages/projects/projects', '@' + org)
+  const orgExists = await fs.promises
+    .access(orgFolderPath)
+    .then(() => true)
+    .catch(() => false)
+
+  if (!orgExists) {
+    await fs.promises.mkdir(orgFolderPath)
+  }
+
+  const repoExists = await fs.promises
+    .access(path.resolve(orgFolderPath, repo))
+    .then(() => true)
+    .catch(() => false)
+  if (!repoExists) {
+    await execPromise(`git clone ${url}`, {
+      cwd: path.resolve(orgFolderPath)
+    })
+  }
+
+  /** Checkout branch and rebase */
+  await execPromise(`git checkout ${branch} && git fetch -p && git rebase`, {
+    cwd: path.resolve(appRootPath.path, `packages/projects/projects/@${org}/${repo}`)
+  })
+}
+cli.main(async () => {
+  try {
+    await cloneRepo()
+    cli.exit(0)
+  } catch (err) {
+    console.log(err)
+    cli.fatal(err)
+  }
+})