Fix test pipeline (#70)

* update pipeline setup

* use latest docker-compose plugin

Author: angusfretwell

.buildkite/pipeline.yml

@@ -1,6 +1,7 @@
 steps:
-  - label: "Tests"
+  - name: ":mocha: Test"
+    command: npm test
     plugins:
-      - docker-compose#v2.0.0:
+      - docker-compose#v4.16.0:
           config: test/docker-compose.yml
           run: tests

README.md

@@ -1,4 +1,4 @@
-# Buildkite Pipeline JSON Schema [![Build status](https://badge.buildkite.com/67d936a0910be01a8851c5e97156d54ac4d7ee39b7900b682b.svg?branch=master)](https://buildkite.com/buildkite/pipeline-schema)
+# Buildkite Pipeline JSON Schema [![Build status](https://badge.buildkite.com/67d936a0910be01a8851c5e97156d54ac4d7ee39b7900b682b.svg)](https://buildkite.com/buildkite/pipeline-schema)
 
 A [JSON Schema](https://json-schema.org) for Buildkite’s [pipeline file format](https://buildkite.com/docs/pipelines/defining-steps), covering all current, documented options. Useful for linting/validating your pipeline.yml files using tools like [YAML VSCode Extension by Red Hat](https://marketplace.visualstudio.com/items?itemName=redhat.vscode-yaml).
 

test/Dockerfile

@@ -1,6 +1,10 @@
-FROM    node:18
+FROM node:18
+
 WORKDIR /app/test
-COPY    package.json package-lock.json /app/test/
-RUN     npm install
-COPY    . /app/test
-CMD     [ "npm", "test" ]
+
+COPY package.json package-lock.json /app/test/
+RUN npm install
+
+COPY . /app/test
+
+CMD ["npm", "test"]

test/docker-compose.yml

@@ -1,4 +1,3 @@
-version: '3.6'
 services:
   tests:
     build: .