Place store on Ember.Route to maintain default store behaviour

.eslintrc.js

@@ -79,6 +79,7 @@ module.exports = {
     WeakMap: true,
     Set: true,
     Promise: false,
+    Symbol: true,
   },
   env: {
     browser: true,

.github/workflows/main.yml

@@ -300,12 +300,12 @@ jobs:
         run: yarn test
 
   external-partners:
-    needs: [additional-scenarios, basic-tests, floating-dependencies, lint, lts, releases]
+    needs: [additional-scenarios, basic-tests, floating-dependencies, lint, lts]
     if: |
       github.event_name == 'pull_request' && (
-        github.base_ref == 'master' || github.base_ref == 'beta'
+        github.base_ref == 'master' || github.base_ref == 'beta' || github.base_ref == 'release'
       ) || github.event_name == 'push' && (
-        endsWith(github.ref, '/master') || endsWith(github.ref, '/beta')
+        endsWith(github.ref, '/master') || endsWith(github.ref, '/beta') || endsWith(github.ref, '/release')
       )
     runs-on: ubuntu-latest
     strategy:

packages/-ember-data/addon/setup-container.js

@@ -1,8 +1,12 @@
+import { getOwner } from '@ember/application';
 import { deprecate } from '@ember/debug';
+import Route from '@ember/routing/route';
 import { DEBUG } from '@glimmer/env';
 
 import Store from '@ember-data/store';
 
+const EMBER_DATA_STORE = Symbol('ember-data-store');
+
 function initializeStore(application) {
   // we can just use registerOptionsForType when we no longer
   // support (deprecated) versions of @ember/test-helpers
@@ -46,6 +50,36 @@ function initializeStore(application) {
   }
 }
 
+// Implicit injection was removed. This is a replacement for Ember Route implicit store for >= v4.0
+Route.reopen({
+  get store() {
+    if (this[EMBER_DATA_STORE]) {
+      return this[EMBER_DATA_STORE];
+    }
+
+    const store = getOwner(this).lookup('service:store');
+    this[EMBER_DATA_STORE] = store;
+
+    deprecate(
+      'In 4.0, ember and ember-data removed implicitly injecting the store on all Ember framework objects. However, Ember.Route still needs to support a default store and it looks like you do not have an explicit `@service store` on your Route. Please add this service injection to your Route.',
+      false,
+      {
+        id: 'ember-data:implicit-store-on-route',
+        until: '5.0',
+        since: {
+          available: '4.0',
+          enabled: '4.0',
+        },
+      }
+    );
+
+    return store;
+  },
+  set store(value) {
+    this[EMBER_DATA_STORE] = value;
+  },
+});
+
 export default function setupContainer(application) {
   initializeStore(application);
 }