Modernize all the things

.editorconfig

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

.ember-cli

@@ -1,9 +1,7 @@
 {
   /**
-    Ember CLI sends analytics information by default. The data is completely
-    anonymous, but there are times when you might want to disable this behavior.
-
-    Setting `disableAnalytics` to true will prevent any data from being sent.
+    Setting `isTypeScriptProject` to true will force the blueprint generators to generate TypeScript
+    rather than JavaScript by default, when a TypeScript version of a given blueprint is available.
   */
-  "disableAnalytics": false
+  "isTypeScriptProject": true
 }

.eslintignore

@@ -1,20 +1,13 @@
 # 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

@@ -1,55 +1,58 @@
+'use strict';
+
 module.exports = {
   root: true,
+  parser: '@babel/eslint-parser',
   parserOptions: {
-    ecmaVersion: 2017,
-    sourceType: 'module'
+    ecmaVersion: 'latest',
+    sourceType: 'module',
+    requireConfigFile: false,
+    babelOptions: {
+      plugins: [
+        ['@babel/plugin-proposal-decorators', { decoratorsBeforeExport: true }],
+      ],
+    },
   },
-  plugins: [
-    'ember'
-  ],
+  plugins: ['ember'],
   extends: [
     'eslint:recommended',
-    'plugin:ember/recommended'
+    'plugin:ember/recommended',
+    'plugin:prettier/recommended',
   ],
   env: {
-    browser: true
-  },
-  rules: {
+    browser: true,
   },
+  rules: {},
   overrides: [
     // node files
     {
       files: [
-        '.eslintrc.js',
-        '.template-lintrc.js',
-        'ember-cli-build.js',
-        'index.js',
-        'testem.js',
-        'blueprints/*/index.js',
-        'config/**/*.js',
-        'tests/dummy/config/**/*.js',
-        'tests/dummy-addon/*.js',
-        'lib/**'
-      ],
-      excludedFiles: [
-        'addon/**',
-        'addon-test-support/**',
-        'app/**',
-        'tests/dummy-addon/addon/**',
-        'tests/dummy/app/**'
+        './.eslintrc.js',
+        './.prettierrc.js',
+        './.stylelintrc.js',
+        './.template-lintrc.js',
+        './ember-cli-build.js',
+        './index.js',
+        './testem.js',
+        './blueprints/*/index.js',
+        './config/**/*.js',
+        './lib/**/*.js',
+        './tests/dummy/config/**/*.js',
+        './tests/dummy-addon/index.js',
       ],
       parserOptions: {
         sourceType: 'script',
-        ecmaVersion: 2017
       },
       env: {
         browser: false,
-        node: true
+        node: true,
       },
-      plugins: ['node'],
-      rules: Object.assign({}, require('eslint-plugin-node').configs.recommended.rules, {
-        // add your custom rules and overrides for node files here
-      })
-    }
-  ]
+      extends: ['plugin:n/recommended'],
+    },
+    {
+      // test files
+      files: ['tests/**/*-test.{js,ts}'],
+      extends: ['plugin:qunit/recommended'],
+    },
+  ],
 };

.github/workflows/ci.yml

@@ -0,0 +1,65 @@
+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
+    timeout-minutes: 10
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install Node
+        uses: actions/setup-node@v3
+        with:
+          node-version: 18.x
+      - uses: pnpm/action-setup@v2
+        with:
+          version: 8
+      - name: Install Dependencies
+        run: pnpm install --frozen-lockfile
+      - name: Run Tests
+        run: pnpm test
+  try-scenarios:
+    name: ${{ matrix.try-scenario }}
+    runs-on: ubuntu-latest
+    needs: "test"
+    timeout-minutes: 10
+
+    strategy:
+      fail-fast: false
+      matrix:
+        try-scenario:
+          - ember-lts-4.8
+          - ember-lts-4.12
+          - ember-lts-5.4
+          - ember-release
+          - ember-beta
+          - ember-canary
+          - embroider-safe
+          - embroider-optimized
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install Node
+        uses: actions/setup-node@v3
+        with:
+          node-version: 18.x
+      - uses: pnpm/action-setup@v2
+        with:
+          version: 8
+      - name: Install Dependencies
+        run: pnpm install --frozen-lockfile
+      - name: Run Tests
+        working-directory: test-app
+        run: pnpm ember try:one ${{ matrix.try-scenario }}

.gitignore

@@ -1,25 +1,25 @@
-# See https://help.github.com/ignore-files/ for more about ignoring files.
-
 # compiled output
 /dist/
-/tmp/
+/declarations/
 
 # dependencies
-/bower_components/
 /node_modules/
 
 # misc
 /.env*
 /.pnp*
-/.sass-cache
-/connect.lock
+/.eslintcache
 /coverage/
-/libpeerconnection.log
 /npm-debug.log*
 /testem.log
 /yarn-error.log
 
 # ember-try
 /.node_modules.ember-try/
-/bower.json.ember-try
+/npm-shrinkwrap.json.ember-try
 /package.json.ember-try
+/package-lock.json.ember-try
+/yarn.lock.ember-try
+
+# broccoli-debug
+/DEBUG/

.npmignore

@@ -2,30 +2,34 @@
 /dist/
 /tmp/
 
-# dependencies
-/bower_components/
-
 # misc
-/.bowerrc
 /.editorconfig
 /.ember-cli
 /.env*
+/.eslintcache
 /.eslintignore
 /.eslintrc.js
+/.git/
+/.github/
 /.gitignore
+/.prettierignore
+/.prettierrc.js
+/.stylelintignore
+/.stylelintrc.js
 /.template-lintrc.js
 /.travis.yml
 /.watchmanconfig
-/bower.json
-/config/ember-try.js
 /CONTRIBUTING.md
 /ember-cli-build.js
 /testem.js
 /tests/
+/yarn-error.log
 /yarn.lock
 .gitkeep
 
 # ember-try
 /.node_modules.ember-try/
-/bower.json.ember-try
+/npm-shrinkwrap.json.ember-try
 /package.json.ember-try
+/package-lock.json.ember-try
+/yarn.lock.ember-try

.prettierignore

@@ -0,0 +1,13 @@
+# unconventional js
+/blueprints/*/files/
+
+# compiled output
+/dist/
+
+# misc
+/coverage/
+!.*
+.*/
+
+# ember-try
+/.node_modules.ember-try/

.prettierrc.js

@@ -0,0 +1,12 @@
+'use strict';
+
+module.exports = {
+  overrides: [
+    {
+      files: '*.{js,ts}',
+      options: {
+        singleQuote: true,
+      },
+    },
+  ],
+};

.stylelintignore

@@ -0,0 +1,8 @@
+# unconventional files
+/blueprints/*/files/
+
+# compiled output
+/dist/
+
+# addons
+/.node_modules.ember-try/

.stylelintrc.js

@@ -0,0 +1,5 @@
+'use strict';
+
+module.exports = {
+  extends: ['stylelint-config-standard', 'stylelint-prettier/recommended'],
+};

.template-lintrc.js

@@ -1,5 +1,5 @@
 'use strict';
 
 module.exports = {
-  extends: 'recommended'
+  extends: 'recommended',
 };

.tool-versions

@@ -0,0 +1 @@
+nodejs 18.19.0