Create SECURITY.md (#21)

* Create SECURITY.md

* Add rubocop badge

* Update MIT licence badge

* Fix code scanning alerts

Author: Lee Myring

README.md

@@ -1,8 +1,9 @@
 # Log Aggregation using Elasticsearch, Fluentd and Kibana
 
+![Rubocop](https://github.com/deploymentking/efk/workflows/Rubocop/badge.svg)
 [![Build Status](https://travis-ci.org/deploymentking/efk.svg?branch=master)](https://travis-ci.org/deploymentking/efk)
 [![Coverage Status](https://coveralls.io/repos/github/deploymentking/efk/badge.svg?branch=master)](https://coveralls.io/github/deploymentking/efk?branch=master)
-[![MIT Licence](https://badges.frapsoft.com/os/mit/mit.svg?v=103)](https://opensource.org/licenses/mit-license.php)
+[![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 
 This project allows for the quick deployment of a fully functioning EFK Stack.
 - (E)lasticsearch

SECURITY.md

@@ -0,0 +1,21 @@
+# Security Policy
+
+## Supported Versions
+
+Use this section to tell people about which versions of your project are
+currently being supported with security updates.
+
+| Version | Supported          |
+| ------- | ------------------ |
+| 5.1.x   | :white_check_mark: |
+| 5.0.x   | :x:                |
+| 4.0.x   | :white_check_mark: |
+| < 4.0   | :x:                |
+
+## Reporting a Vulnerability
+
+Use this section to tell people how to report a vulnerability.
+
+Tell them where to go, how often they can expect to get an update on a
+reported vulnerability, what to expect if the vulnerability is accepted or
+declined, etc.

spec/elasticsearch_spec.rb

@@ -17,7 +17,7 @@
     its(:arch) { should eq 'amd64' }
     its(:os) { should eq 'linux' }
 
-    describe docker_run(described_image, tag: 'efk_elasticsearch', env: {"discovery.type" => "single-node"}) do
+    describe docker_run(described_image, tag: 'efk_elasticsearch', env: { 'discovery.type' => 'single-node' }) do
       it 'is a Linux distro' do
         expect(command('uname').stdout).to include 'Linux'
       end