Replace Travis with GitHub actions

.github/workflows/ci.yml

@@ -0,0 +1,46 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - main
+      - master
+  pull_request: {}
+
+concurrency:
+  group: ci-${{ github.head_ref || github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  test:
+    name: "Tests"
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install Node
+        uses: actions/setup-node@v3
+        with:
+          node-version: 10.x
+          cache: yarn
+      - name: Install Dependencies
+        run: yarn install --frozen-lockfile
+      - name: Lint
+        run: yarn lint:js
+      - name: Run Tests
+        run: yarn test
+
+  floating:
+    name: "Floating Dependencies"
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 10.x
+          cache: yarn
+      - name: Install Dependencies
+        run: yarn install --no-lockfile
+      - name: Run Tests
+        run: yarn test

README.md

@@ -1,4 +1,4 @@
-Ember CLI Dependency Checker [![Build Status](https://travis-ci.org/quaertym/ember-cli-dependency-checker.svg?branch=master)](https://travis-ci.org/quaertym/ember-cli-dependency-checker) [![Build status](https://ci.appveyor.com/api/projects/status/1tt9nvrkd7jtv1a0/branch/master?svg=true)](https://ci.appveyor.com/project/quaertym/ember-cli-dependency-checker/branch/master) [![Code Climate](https://codeclimate.com/github/quaertym/ember-cli-dependency-checker/badges/gpa.svg)](https://codeclimate.com/github/quaertym/ember-cli-dependency-checker) [![Ember Observer Score](http://emberobserver.com/badges/ember-cli-dependency-checker.svg)](http://emberobserver.com/addons/ember-cli-dependency-checker)
+Ember CLI Dependency Checker [![Build Status](https://github.com/quaertym/ember-cli-dependency-checker/actions/workflows/ci.yml/badge.svg)](https://github.com/quaertym/ember-cli-dependency-checker/actions/workflows/ci.yml) [![Build status](https://ci.appveyor.com/api/projects/status/1tt9nvrkd7jtv1a0/branch/master?svg=true)](https://ci.appveyor.com/project/quaertym/ember-cli-dependency-checker/branch/master) [![Code Climate](https://codeclimate.com/github/quaertym/ember-cli-dependency-checker/badges/gpa.svg)](https://codeclimate.com/github/quaertym/ember-cli-dependency-checker) [![Ember Observer Score](http://emberobserver.com/badges/ember-cli-dependency-checker.svg)](http://emberobserver.com/addons/ember-cli-dependency-checker)
 ============================
 
 An Ember CLI addon that checks for missing npm and bower dependencies before running ember commands.