Add inverse: null to hasMany relationships (#1477)

* Add inverse: null to hasMany relationships

* Upgrade node to 18 in ci

* Update config/ember-try.js

* Update .github/workflows/ci-cd.yml

---------

Co-authored-by: Robbie Wagner <rwwagner90@gmail.com>

Author: Shishouille

.github/workflows/ci-cd.yml

@@ -12,7 +12,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  NODE_VERSION: 14
+  NODE_VERSION: 16
 
 jobs:
   lint:

addon/models/module.js

@@ -10,10 +10,10 @@ export default class Module extends Model {
   @attr
   functions;
 
-  @hasMany('class', { async: false })
+  @hasMany('class', { async: false, inverse: null })
   classes;
 
-  @hasMany('class', { async: false })
+  @hasMany('class', { async: false, inverse: null })
   components;
 
   /*

addon/models/project.js

@@ -13,6 +13,6 @@ export default class Project extends Model {
   @attr
   navigationIndex;
 
-  @hasMany('module', { async: false })
+  @hasMany('module', { async: false, inverse: null })
   modules;
 }