Add bin

To do npx metaltest in another projet to run all test

cli/suite.js

@@ -2,8 +2,9 @@
 
 import { suite } from 'metaltest'
 
-const run = async () => {
-  await suite(process.cwd())
+const run = async (folder) => {
+  if (!folder) folder = process.cwd()
+  await suite(folder)
 }
 
 const [, , folder] = process.argv

package.json

@@ -4,6 +4,7 @@
   "description": "Clone of baretest with reporting",
   "type": "module",
   "exports": "./index.js",
+  "bin": "./cli/suite.js",
   "scripts": {
     "test": "node suite.js"
   },