Add arm64 support

CHANGELOG.md

@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.5.0] - 2020-07-09
+
+### Added
+
+  - arm64 support.
+
 ## [1.4.1] - 2020-06-28
 
 ### Added

README.md

@@ -2,7 +2,11 @@
 
 A basic cross-platform interface to the Hugo binary from Node.js that uses the 64-bit release binaries to support Linux, macOS, and Windows.
 
-It should __just work™__ 🤞
+It should __just work™__
+
+## System requirements
+
+Runs on x64, arm, and arm64 on Linux, macOS, and Windows.
 
 ## Installation
 

index.js

@@ -188,6 +188,7 @@ class Hugo {
 
     const architectureMap = {
       arm: 'arm',
+      arm64: 'arm',
       x64: 'amd64'
     }
 

package-lock.json

 {
   "name": "@small-tech/node-hugo",
-  "version": "1.0.0",
+  "version": "1.5.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {

package.json

 {
   "name": "@small-tech/node-hugo",
-  "version": "1.4.1",
+  "version": "1.5.0",
   "description": "A basic cross-platform interface to the Hugo binary from Node.js.",
   "main": "index.js",
   "scripts": {