@glimmer/debug was accidentally introduced in 5.9 or 5.11, but it is not needed, and is not public API -- it's compiled away during glimmer-vm publish

Author: NullVoxPopuli

broccoli/amd-compat-entrypoints/ember.debug.js

@@ -419,9 +419,6 @@ d('@ember/utils/lib/type-of', emberUtilsLibTypeOf);
 import * as emberVersionIndex from '@ember/version/index';
 d('@ember/version/index', emberVersionIndex);
 
-import * as glimmerDebug from '@glimmer/debug';
-d('@glimmer/debug', glimmerDebug);
-
 import * as glimmerDestroyable from '@glimmer/destroyable';
 d('@glimmer/destroyable', glimmerDestroyable);
 

package.json

@@ -332,7 +332,6 @@
       "@ember/utils/lib/is_present.js": "ember-source/@ember/utils/lib/is_present.js",
       "@ember/utils/lib/type-of.js": "ember-source/@ember/utils/lib/type-of.js",
       "@ember/version/index.js": "ember-source/@ember/version/index.js",
-      "@glimmer/debug/index.js": "ember-source/@glimmer/debug/index.js",
       "@glimmer/destroyable/index.js": "ember-source/@glimmer/destroyable/index.js",
       "@glimmer/encoder/index.js": "ember-source/@glimmer/encoder/index.js",
       "@glimmer/env/index.js": "ember-source/@glimmer/env/index.js",
@@ -400,4 +399,4 @@
     "node": "16.20.0",
     "pnpm": "8.10.0"
   }
-}
+}