Merge branch 'release/1.2.3'

Author: davesag

.circleci/config.yml

@@ -16,7 +16,7 @@ jobs:
 
       - restore_cache:
           keys:
-          - dependencies-{{ checksum "package.json" }}
+          - dependencies-v2-{{ checksum "package.json" }}
 
       - run:
           name: Install global packages
@@ -27,7 +27,7 @@ jobs:
           command: npm install
 
       - save_cache:
-          key: dependencies-{{ checksum "package.json" }}
+          key: dependencies-v2-{{ checksum "package.json" }}
           paths:
             - node_modules
 

.eslintrc.js

@@ -1,6 +1,6 @@
 module.exports = {
   extends: ['standard', 'prettier', 'prettier/standard', 'plugin:promise/recommended'],
-  plugins: ['standard', 'prettier', 'promise'],
+  plugins: ['prettier', 'promise'],
   parserOptions: {
     sourceType: 'module'
   },

.husky/.gitignore

@@ -0,0 +1 @@
+_

.husky/pre-commit

@@ -0,0 +1 @@
+npx --no-install lint-staged

README.md

@@ -54,6 +54,7 @@ This is a GitHub Template so either click the ['use this template'](https://gith
 - standardised [`node-http-error`](https://github.com/carsondarling/node-http-error) and [`http-status-codes`](https://github.com/prettymuchbryce/http-status-codes) and simple `generic` and `notFound` error handlers
 - [`dotenv`](https://github.com/motdotla/dotenv) support
 - the swagger editor as an easy to invoke docker image
+- simple `project.toml` [buildpacks](https://buildpacks.io) config.
 
 ### Code quality
 
@@ -68,7 +69,6 @@ This is a GitHub Template so either click the ['use this template'](https://gith
 - 100% unit test coverage using [`nyc`](https://github.com/istanbuljs/nyc)
 - integration testing using [`supertest`](https://github.com/visionmedia/supertest)
 - code quality using [`eslint`](https://eslint.org) and [`prettier`](https://prettier.io)
-- mutation testing with [`stryker-mutator`](https://stryker-mutator.io)
 - [`circleci`](https://circleci.com) integration
 - [`snyk`](https://snyk.io) integration
 
@@ -95,8 +95,9 @@ I've paired this right back to the simplest, most generic API I could, so there'
 
 ### Prerequisites
 
-- [NodeJS](htps://nodejs.org), version 12.18.4 (LTS) or better. (I use [`nvm`](https://github.com/creationix/nvm) to manage Node versions — `brew install nvm`.)
-- [Docker](https://www.docker.com) if you want to use the Swagger Editor. (Use [Docker for Mac](https://docs.docker.com/docker-for-mac/), not the `homebrew` version)
+- [NodeJS](htps://nodejs.org), I use [`nvm`](https://github.com/creationix/nvm) to manage Node versions — `brew install nvm`.
+- [Docker](https://www.docker.com) if you want to use the Swagger Editor, or you wish to use a `buildpack`. Use [Docker for Mac](https://docs.docker.com/docker-for-mac/), not the `homebrew` version.
+- [Pack](https://buildpacks.io) to use `buildpacks` — `brew install buildpacks/tap/pack`
 
 ### To build and run locally
 
@@ -113,6 +114,17 @@ You can then go to [localhost:8282/docs](http://127.0.0.1:8282/docs) to see the
 
 You can put environment variables in a `.env` file.
 
+### Buildpacks.
+
+You can use an `heroku buildpack` as follows:
+
+```sh
+pack build api-server-boilerplate --builder heroku/buildpacks:18
+docker run api-server-boilerplate
+```
+
+Or tweak the `project.toml` file to use whatever buildpacks and environment variables you wish.
+
 ### Development Helpers
 
 | Service        | Port   | Command           | Notes              |
@@ -128,7 +140,6 @@ Copy and paste the `api.yml` file into the editor to edit it.
 - `npm run lint` will lint it
 - `npm run prettier` will prettify it
 - `npm run test:unit:cov` will run the unit tests with code coverage
-- `npm run test:mutants` will run the unit tests with mutation testing
 
 ## Contributing