refactor: use shell

cat.js

@@ -1,12 +0,0 @@
-#! /usr/bin/env node
-
-const fs = require('fs')
-const path = require('path')
-
-fs.readFile(path.join(process.cwd(), './spec.md'), {encoding: 'utf8'}, (err, file) => {
-  if (err) {
-    console.log('Unable to find file')
-  }
-
-  console.log(file)
-})

cat.sh

@@ -0,0 +1,3 @@
+#! /bin/bash
+
+cat spec.md

package-lock.json

@@ -0,0 +1,5 @@
+{
+  "name": "standard-readme-spec",
+  "version": "1.1.3",
+  "lockfileVersion": 1
+}

package.json

@@ -2,8 +2,7 @@
   "name": "standard-readme-spec",
   "version": "1.1.3",
   "description": "Readme Standard Style",
-  "main": "cat.js",
-  "bin": "cat.js",
+  "bin": "cat.sh",
   "repository": {
     "type": "git",
     "url": "git+https://github.com/RichardLitt/standard-readme.git"