Update linting, bump deps

.eslintrc.js

@@ -5,9 +5,9 @@ module.exports = {
     server: true,
   },
   root: true,
-  parser: 'babel-eslint',
+  parser: '@babel/eslint-parser',
   parserOptions: {
-    ecmaVersion: 2018,
+    ecmaVersion: 2020,
     sourceType: 'module',
     ecmaFeatures: {
       legacyDecorators: true,

addon/components/docs-header/search-results/index.js

@@ -1,3 +1,4 @@
+/* eslint-disable ember/require-computed-property-dependencies */
 import { inject as service } from '@ember/service';
 import Component from '@ember/component';
 import { action } from '@ember/object';

babel.config.js

@@ -0,0 +1,12 @@
+/* eslint-env node */
+
+module.exports = {
+  plugins: [
+    [
+      require('@babel/plugin-proposal-decorators').default,
+      {
+        legacy: true,
+      },
+    ],
+  ],
+};

package.json

@@ -40,7 +40,7 @@
     "@ember/legacy-built-in-components": "^0.4.0",
     "@ember/render-modifiers": "^2.0.0",
     "@glimmer/component": "^1.0.4",
-    "@glimmer/syntax": "^0.81.0",
+    "@glimmer/syntax": "^0.83.1",
     "@glimmer/tracking": "^1.0.4",
     "broccoli-bridge": "^1.0.0",
     "broccoli-caching-writer": "^3.0.3",
@@ -52,10 +52,10 @@
     "broccoli-source": "^3.0.0",
     "broccoli-stew": "^3.0.0",
     "chalk": "^4.1.0",
-    "ember-auto-import": "^2.2.0",
-    "ember-cli-autoprefixer": "^1.0.2",
+    "ember-auto-import": "^2.2.4",
+    "ember-cli-autoprefixer": "^2.0.0",
     "ember-cli-babel": "^7.26.6",
-    "ember-cli-clipboard": "jkusa/ember-cli-clipboard#e27143fe91c486baa4fe2abf654f73ef594b5216",
+    "ember-cli-clipboard": "^0.16.0",
     "ember-cli-htmlbars": "^6.0.0",
     "ember-cli-postcss": "^7.0.2",
     "ember-cli-string-helpers": "^6.1.0",
@@ -66,12 +66,12 @@
     "ember-concurrency": "^2.0.0",
     "ember-decorators": "^6.1.1",
     "ember-fetch": "^8.1.1",
-    "ember-get-config": "^0.3.0",
-    "ember-keyboard": "^6.0.3",
+    "ember-get-config": "^0.5.0",
+    "ember-keyboard": "^6.0.4",
     "ember-modal-dialog": "yapplabs/ember-modal-dialog#76b74f1c4b791fed5b084836c3b1c8c54836ac71",
     "ember-responsive": "^4.0.2",
     "ember-router-generator": "^2.0.0",
-    "ember-router-scroll": "^4.0.2",
+    "ember-router-scroll": "^4.1.2",
     "ember-set-helper": "^2.0.1",
     "ember-svg-jar": "^2.2.3",
     "ember-tether": "^2.0.1",
@@ -102,14 +102,15 @@
     "yuidocjs": "^0.10.2"
   },
   "devDependencies": {
+    "@babel/eslint-parser": "^7.16.0",
+    "@babel/plugin-proposal-decorators": "^7.16.0",
     "@ember/optional-features": "^2.0.0",
     "@ember/test-helpers": "^2.4.2",
-    "@embroider/test-setup": "^0.47.1",
+    "@embroider/test-setup": "^0.47.2",
     "@fullhuman/postcss-purgecss": "^4.0.3",
-    "babel-eslint": "^10.1.0",
     "broccoli-asset-rev": "^3.0.0",
     "chai": "^4.2.0",
-    "common-tags": "^1.8.0",
+    "common-tags": "^1.8.2",
     "ember-classy-page-object": "rwwagner90/ember-classy-page-object#08d305c1cabdb8ede091c4fc7fee86dc4778746d",
     "ember-cli": "~3.28.0",
     "ember-cli-addon-docs-yuidoc": "^1.0.0",
@@ -134,8 +135,8 @@
     "ember-source-channel-url": "^3.0.0",
     "ember-template-lint": "^3.6.0",
     "ember-test-selectors": "^6.0.0",
-    "ember-try": "^1.4.0",
-    "eslint": "^7.32.0",
+    "ember-try": "^2.0.0",
+    "eslint": "^8.3.0",
     "eslint-config-prettier": "^8.3.0",
     "eslint-plugin-ember": "^10.5.4",
     "eslint-plugin-node": "^11.1.0",
@@ -149,7 +150,7 @@
     "qunit-dom": "^2.0.0",
     "release-it": "^14.11.5",
     "release-it-lerna-changelog": "^4.0.1",
-    "webpack": "^5.52.1"
+    "webpack": "^5.64.2"
   },
   "peerDependencies": {
     "ember-data": ">= 3.0.0",

sandbox/.eslintrc.js

@@ -1,9 +1,10 @@
 module.exports = {
   root: true,
-  parser: 'babel-eslint',
+  parser: '@babel/eslint-parser',
   parserOptions: {
-    ecmaVersion: 2017,
-    sourceType: 'module'
+    ecmaVersion: 2020,
+    sourceType: 'module',
+    requireConfigFile: false
   },
   plugins: [
     'ember'