Address the copy/copyable deprecation

ui/app/components/distribution-bar.js

@@ -2,7 +2,8 @@ import Component from '@ember/component';
 import { computed, observer, set } from '@ember/object';
 import { run } from '@ember/runloop';
 import { assign } from '@ember/polyfills';
-import { guidFor, copy } from '@ember/object/internals';
+import { guidFor } from '@ember/object/internals';
+import { copy } from 'ember-copy';
 import d3 from 'd3-selection';
 import 'd3-transition';
 import WindowResizable from '../mixins/window-resizable';

ui/app/serializers/application.js

@@ -1,4 +1,4 @@
-import { copy } from '@ember/object/internals';
+import { copy } from 'ember-copy';
 import { get } from '@ember/object';
 import { makeArray } from '@ember/array';
 import JSONSerializer from 'ember-data/serializers/json';

ui/app/serializers/task-group.js

@@ -1,4 +1,4 @@
-import { copy } from '@ember/object/internals';
+import { copy } from 'ember-copy';
 import ApplicationSerializer from './application';
 
 export default ApplicationSerializer.extend({

ui/app/serializers/token.js

@@ -1,4 +1,4 @@
-import { copy } from '@ember/object/internals';
+import { copy } from 'ember-copy';
 import ApplicationSerializer from './application';
 
 export default ApplicationSerializer.extend({

ui/app/services/watch-list.js

@@ -1,5 +1,5 @@
 import { readOnly } from '@ember/object/computed';
-import { copy } from '@ember/object/internals';
+import { copy } from 'ember-copy';
 import Service from '@ember/service';
 
 let list = {};

ui/app/utils/json-with-default.js

@@ -1,4 +1,4 @@
-import { copy } from '@ember/object/internals';
+import { copy } from 'ember-copy';
 
 // Used with fetch.
 // Fetch only goes into the promise catch if there is a network error.

ui/config/deprecation-workflow.js

@@ -3,7 +3,7 @@ self.deprecationWorkflow = self.deprecationWorkflow || {};
 self.deprecationWorkflow.config = {
   workflow: [
     { handler: 'throw', matchId: 'ember-inflector.globals' },
-    { handler: 'silence', matchId: 'ember-runtime.deprecate-copy-copyable' },
+    { handler: 'throw', matchId: 'ember-runtime.deprecate-copy-copyable' },
     { handler: 'silence', matchId: 'ember-console.deprecate-logger' },
     { handler: 'silence', matchId: 'ember-component.send-action' },
   ],

ui/mirage/config.js

@@ -4,8 +4,7 @@ import { HOSTS } from './common';
 import { logFrames, logEncode } from './data/logs';
 import { generateDiff } from './factories/job-version';
 import { generateTaskGroupFailures } from './factories/evaluation';
-
-const { copy } = Ember;
+import { copy } from 'ember-copy';
 
 export function findLeader(schema) {
   const agent = schema.agents.first();

ui/package.json

@@ -62,6 +62,7 @@
     "ember-cli-uglify": "^2.1.0",
     "ember-composable-helpers": "^2.0.3",
     "ember-concurrency": "^0.8.12",
+    "ember-copy": "^1.0.0",
     "ember-data": "~3.4.0",
     "ember-data-model-fragments": "3.3.0",
     "ember-export-application-global": "^2.0.0",

ui/yarn.lock

@@ -4950,7 +4950,7 @@ ember-concurrency@^0.8.26:
     ember-cli-babel "^6.8.2"
     ember-maybe-import-regenerator "^0.1.5"
 
-ember-copy@1.0.0:
+ember-copy@1.0.0, ember-copy@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/ember-copy/-/ember-copy-1.0.0.tgz#426554ba6cf65920f31d24d0a3ca2cb1be16e4aa"
   integrity sha512-aiZNAvOmdemHdvZNn0b5b/0d9g3JFpcOsrDgfhYEbfd7SzE0b69YiaVK2y3wjqfjuuiA54vOllGN4pjSzECNSw==