chore(cli): add support for .env for development

cli/.env.example

@@ -0,0 +1,3 @@
+COSMO_API_KEY=cosmo_669b576aaadc10ee1ae81d9193425705
+COSMO_API_URL=http://localhost:3001
+CDN_URL=http://localhost:11000

cli/README.md

@@ -1,34 +1,41 @@
-# Cosmo CLI aka "wgc"
+# WunderGraph Cosmo CLI aka "wgc"
 
 [![npm version](https://badge.fury.io/js/wgc.svg)](https://badge.fury.io/js/wgc)
 
 ## Getting started
 
+Official documentation: [https://cosmo-docs.wundergraph.com/cli](https://cosmo-docs.wundergraph.com/cli)
+
 ### Prerequisites
 
-- [Node.js 16 LTS or higher](https://nodejs.dev/en/about/releases/)
+- [Node.js 20 LTS or higher](https://nodejs.dev/en/about/releases/)
 
 The cosmo CLI tool `wgc`. Used to manage the cosmo platform e.g. pushing schema, check schemas, creating new projects, managing users, etc. It interacts with the control plane.
 
 ### Installation
 
 ```bash
-npx wgc schema push --service reviews --endpoint https://my-service.com/graphql <schema>.graphql
+npx wgc --help
+# or install it globally
+npm install -g wgc --help
 ```
 
 ### Development
 
-Run the following script to test your changes locally:
+Ensure that at least Node.js 20.6.0 is installed because rely on the native .env file support.
+
+Replace `env.example` with `.env` and fill in the required values. By default, we point to the services of your local development environment.
+
+Run any command with `pnpm wgc` to test your changes locally directly.
 
 ```bash
-pnpm build && pnpm wgc schema push
+pnpm wgc ...
 ```
 
-_Everything behind `wgc` is passed to the `wgc` cli._
+_Everything behind `wgc` is passed to the `wgc` cli. This allows you to test your changes locally._
 
-## Authentication
+#### Run tests:
 
-The CLI uses the following environment variables to authenticate with the control plane:
-
-- `COSMO_API_KEY` - API key for the control plane
-- `COSMO_API_URL` - URL of the control plane
+```bash
+pnpm test
+```

cli/package.json

@@ -20,7 +20,7 @@
   },
   "scripts": {
     "build": "del dist && tsc",
-    "wgc": "tsx src/index.ts",
+    "wgc": "tsx --env-file .env src/index.ts",
     "test": "pnpm lint && vitest run",
     "coverage": "vitest run --coverage",
     "lint": "eslint --cache --ext .ts,.mjs,.cjs . && prettier -c src",