upgrading all the things

. prettierignore

@@ -0,0 +1,20 @@
+# unconventional js
+/blueprints/*/files/
+/vendor/
+
+# compiled output
+/dist/
+/tmp/
+
+# dependencies
+/bower_components/
+/node_modules/
+
+# misc
+/coverage/
+!.*
+
+# ember-try
+/.node_modules.ember-try/
+/bower.json.ember-try
+/package.json.ember-try

.dependabot/config.yml

@@ -0,0 +1,13 @@
+version: 1
+update_configs:
+  - package_manager: "javascript"
+    directory: "/"
+    update_schedule: "live"
+    version_requirement_updates: increase_versions
+    automerged_updates:
+      - match:
+          dependency_type: "development"
+          update_type: "all"
+      - match:
+          dependency_type: "production"
+          update_type: "all"

.editorconfig

@@ -4,7 +4,6 @@
 
 root = true
 
-
 [*]
 end_of_line = lf
 charset = utf-8

.eslintignore

@@ -0,0 +1,20 @@
+# unconventional js
+/blueprints/*/files/
+/vendor/
+
+# compiled output
+/dist/
+/tmp/
+
+# dependencies
+/bower_components/
+/node_modules/
+
+# misc
+/coverage/
+!.*
+
+# ember-try
+/.node_modules.ember-try/
+/bower.json.ember-try
+/package.json.ember-try

.eslintrc.js

@@ -0,0 +1,45 @@
+'use strict';
+
+module.exports = {
+  root: true,
+  parser: 'babel-eslint',
+  parserOptions: {
+    ecmaVersion: 2018,
+    sourceType: 'module',
+    ecmaFeatures: {
+      legacyDecorators: true,
+    },
+  },
+  plugins: ['ember'],
+  extends: ['eslint:recommended', 'plugin:ember/recommended', 'plugin:prettier/recommended'],
+  env: {
+    browser: true,
+  },
+  rules: {},
+  overrides: [
+    // node files
+    {
+      files: [
+        '.eslintrc.js',
+        '.template-lintrc.js',
+        '.prettierrc.js',
+        'ember-cli-build.js',
+        'index.js',
+        'testem.js',
+        'blueprints/*/index.js',
+        'config/**/*.js',
+        'tests/dummy/config/**/*.js',
+      ],
+      excludedFiles: ['addon/**', 'addon-test-support/**', 'app/**', 'tests/dummy/app/**'],
+      parserOptions: {
+        sourceType: 'script',
+      },
+      env: {
+        browser: false,
+        node: true,
+      },
+      plugins: ['node'],
+      extends: ['plugin:node/recommended'],
+    },
+  ],
+};

.github/workflows/ci.yml

@@ -0,0 +1,78 @@
+name: CI
+
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+      - "v*"
+    tags:
+      - "*"
+  schedule:
+    - cron: '0 6 * * 0' # early issue detection: run CI weekly on Sundays
+
+jobs:
+  lint:
+    name: Code Quality
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v1
+      - name: Install Node
+        uses: actions/setup-node@v1
+        with:
+          node-version: 12.x
+      - name: Install Dependencies
+        run: npm install
+      - name: Lint JS
+        run: npm run lint:js
+      - name: Lint Handlebars
+        run: npm run lint:hbs
+
+  test:
+    name: Tests
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v1
+      - name: Install Node
+        uses: actions/setup-node@v1
+        with:
+          node-version: 10.x
+      - name: Install Dependencies
+        run: npm install
+      - name: Test
+        run: npm run test:ember
+
+  try-scenarios:
+    name: ${{ matrix.ember-try-scenario }}
+
+    runs-on: ubuntu-latest
+
+    needs: test
+
+    strategy:
+      fail-fast: true
+      matrix:
+        ember-try-scenario:
+          - ember-lts-3.16
+          - ember-release
+          - ember-beta
+          - ember-canary
+          - ember-default
+          - ember-default-with-jquery
+          - ember-classic
+
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v1
+      - name: Install Node
+        uses: actions/setup-node@v1
+        with:
+          node-version: 12.x
+      - name: Install Dependencies
+        run: npm install
+      - name: test
+        env:
+          EMBER_TRY_SCENARIO: ${{ matrix.ember-try-scenario }}
+        run: node_modules/.bin/ember try:one $EMBER_TRY_SCENARIO

.gitignore

@@ -1,21 +1,28 @@
-# See http://help.github.com/ignore-files/ for more about ignoring files.
+# See https://help.github.com/ignore-files/ for more about ignoring files.
 
 # compiled output
-/dist
-/tmp
+/dist/
+/tmp/
 
 # dependencies
-/node_modules
-/bower_components
+/bower_components/
+/node_modules/
 
 # misc
+/.env*
+/.pnp*
 /.sass-cache
 /connect.lock
-/coverage/*
+/coverage/
 /libpeerconnection.log
-npm-debug.log
-testem.log
-*.iml
+/npm-debug.log*
+/testem.log
+/yarn-error.log
+/.eslintcache
+
+# ember-try
+/.node_modules.ember-try/
+/bower.json.ember-try
+/package.json.ember-try
 
 .idea
-lcov.dat

.npmignore

@@ -1,16 +1,33 @@
-/bower_components
+# compiled output
+/dist/
+/tmp/
+
+# dependencies
+/bower_components/
+
+# misc
+/.bowerrc
+/.editorconfig
+/.ember-cli
+/.env*
+/.eslintignore
+/.eslintrc.js
+/.git/
+/.gitignore
+/.template-lintrc.js
+/.travis.yml
+/.watchmanconfig
+/bower.json
 /config/ember-try.js
-/dist
-/tests
-/tmp
-**/.gitkeep
-.bowerrc
-.editorconfig
-.ember-cli
-.gitignore
-.jshintrc
-.watchmanconfig
-.travis.yml
-bower.json
-ember-cli-build.js
-testem.js
+/CONTRIBUTING.md
+/ember-cli-build.js
+/testem.js
+/tests/
+/yarn.lock
+.gitkeep
+
+# ember-try
+/.node_modules.ember-try/
+/bower.json.ember-try
+/package.json.ember-try
+/config/addon-docs.js

.prettierrc.js

@@ -0,0 +1,12 @@
+module.exports = {
+  printWidth: 100,
+  singleQuote: true,
+  overrides: [
+    {
+      files: ['*.hbs'],
+      options: {
+        singleQuote: false,
+      },
+    },
+  ],
+};

.template-lintrc.js

@@ -0,0 +1,6 @@
+'use strict';
+
+module.exports = {
+  plugins: ['ember-template-lint-plugin-prettier'],
+  extends: ['octane', 'ember-template-lint-plugin-prettier:recommended'],
+};

.vscode/settings.json

@@ -0,0 +1,14 @@
+{
+  "files.eol": "\n",
+  "editor.formatOnSave": false,
+  "[javascript]": {
+    "editor.formatOnSave": true
+  },
+  "[typescript]": {
+    "editor.formatOnSave": true
+  },
+  "eslint.alwaysShowStatus": true,
+  "editor.codeActionsOnSave": {
+    "source.fixAll.eslint": true
+  }
+}