Remove deprecated core-js version from production builds

changelog/15898.txt

@@ -0,0 +1,3 @@
+```release-note:improvement
+ui: Removed deprecated version of core-js 2.6.11
+```

ui/.browserslistrc

@@ -1,3 +1,4 @@
-defaults
-not IE 11
-maintained node versions
+last 1 chrome version
+last 1 firefox version
+last 1 safari version
+last 1 edge version

ui/.eslintrc.js

@@ -13,7 +13,12 @@ module.exports = {
     },
   },
   plugins: ['ember'],
-  extends: ['eslint:recommended', 'plugin:ember/recommended', 'plugin:prettier/recommended'],
+  extends: [
+    'eslint:recommended',
+    'plugin:ember/recommended',
+    'plugin:prettier/recommended',
+    'plugin:compat/recommended',
+  ],
   env: {
     browser: true,
   },

ui/ember-cli-build.js

@@ -7,7 +7,7 @@ const config = require('./config/environment')();
 const environment = EmberApp.env();
 const isProd = environment === 'production';
 const isTest = environment === 'test';
-const isCI = !!process.env.CI;
+// const isCI = !!process.env.CI;
 
 const appConfig = {
   'ember-service-worker': {
@@ -27,10 +27,7 @@ const appConfig = {
     },
   },
   babel: {
-    plugins: ['@babel/plugin-proposal-object-rest-spread', ['inline-json-import', {}]],
-  },
-  'ember-cli-babel': {
-    includePolyfill: isTest || isProd || isCI,
+    plugins: [['inline-json-import', {}]],
   },
   hinting: isTest,
   tests: isTest,

ui/package.json

@@ -86,7 +86,7 @@
     "deepmerge": "^4.0.0",
     "doctoc": "^1.4.0",
     "ember-api-actions": "^0.2.8",
-    "ember-auto-import": "^1.12.0",
+    "ember-auto-import": "2.4.2",
     "ember-basic-dropdown": "4.0.3",
     "ember-cli": "~3.28.5",
     "ember-cli-autoprefixer": "^0.8.1",
@@ -96,7 +96,6 @@
     "ember-cli-content-security-policy": "^1.0.0",
     "ember-cli-dependency-checker": "^3.2.0",
     "ember-cli-deprecation-workflow": "^2.1.0",
-    "ember-cli-element-closest-polyfill": "^0.0.1",
     "ember-cli-flash": "^1.7.2",
     "ember-cli-htmlbars": "^5.7.2",
     "ember-cli-inject-live-reload": "^2.1.0",
@@ -118,7 +117,6 @@
     "ember-inflector": "4.0.2",
     "ember-link-action": "^1.0.0",
     "ember-load-initializers": "^2.1.2",
-    "ember-maybe-import-regenerator": "^0.1.6",
     "ember-maybe-in-element": "^2.0.3",
     "ember-modal-dialog": "4.0.0",
     "ember-modifier": "^3.1.0",
@@ -142,6 +140,7 @@
     "escape-string-regexp": "^2.0.0",
     "eslint": "^7.32.0",
     "eslint-config-prettier": "^8.3.0",
+    "eslint-plugin-compat": "4.0.2",
     "eslint-plugin-ember": "^10.5.8",
     "eslint-plugin-node": "^11.1.0",
     "eslint-plugin-prettier": "^3.4.1",
@@ -171,6 +170,7 @@
     "swagger-ui-dist": "^3.36.2",
     "text-encoder-lite": "2.0.0",
     "walk-sync": "^2.0.2",
+    "webpack": "5.73.0",
     "xstate": "^3.3.3"
   },
   "optionalDependencies": {