Migrate to github actions (#378)

* Migrate to github actions

* Remove `ci`. Forgot I removed the lockfile.

* Use `compile` instead of `build` so that tests aren't run twice

* Update build badge

.github/workflows/build.yml

@@ -0,0 +1,25 @@
+name: build
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [12.x, 14.x]
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v2
+        with:
+          node-version: ${{ matrix.node-version }}
+      - name: Install dependencies
+        run: npm install
+      - name: Lint files
+        run: npm run lint
+      - name: Build bundle
+        run: npm run compile
+      - name: Run unit tests
+        run: npm test

.travis.yml

@@ -1,4 +0,0 @@
-language: node_js
-node_js:
-  - '12'
-  - '14'

README.md

@@ -1,4 +1,4 @@
-# [Shuffle][homepage] [![Build Status][travis-img]][travis-url] [![Dependency Status][david-img]][david-url] [![Dependabot Status][dependabot-img]][dependabot-url] [![NPM version][npm-img]][npm-url]
+# [Shuffle][homepage] ![Build Status][actions-img] [![Dependabot Status][dependabot-img]][dependabot-url] [![NPM version][npm-img]][npm-url]
 
 Categorize, sort, and filter a responsive grid of items.
 
@@ -26,10 +26,7 @@ const shuffleInstance = new Shuffle(document.getElementById('grid'), {
 This project was inspired by [Isotope](http://isotope.metafizzy.co/) and [Packery](http://packery.metafizzy.co/).
 
 [homepage]: https://vestride.github.io/Shuffle/
-[travis-url]: https://travis-ci.com/Vestride/Shuffle
-[travis-img]: https://travis-ci.com/Vestride/Shuffle.svg?branch=main
-[david-url]: https://david-dm.org/Vestride/Shuffle
-[david-img]: https://david-dm.org/Vestride/Shuffle.svg
+[actions-img]: https://github.com/Vestride/Shuffle/actions/workflows/build.yml/badge.svg?branch=main
 [npm-url]: https://www.npmjs.com/package/shufflejs
 [npm-img]: https://img.shields.io/npm/v/shufflejs.svg
 [dependabot-url]: https://docs.github.com/en/code-security/supply-chain-security/managing-vulnerabilities-in-your-projects-dependencies/configuring-dependabot-security-updates

package.json

@@ -24,7 +24,10 @@
     "gulp": "gulp",
     "build": "npm run gulp && npm run css",
     "serve": "gulp jekyll",
-    "test": "eslint src && jest && tsc --project ./test/types",
+    "test-all": "npm run lint && npm test && npm run type-check",
+    "test": "jest",
+    "lint": "eslint src",
+    "type-check": "tsc --project ./test/types",
     "watch": "gulp watch"
   },
   "repository": {