Reproduction success

Author: NullVoxPopuli

tests/scenarios/v2-addon-dev-typescript-test.ts

@@ -16,7 +16,7 @@ appScenarios
     addon.pkg.files = ['dist'];
     addon.pkg.exports = {
       './*': './dist/*.js',
-      './addon-main.js': './addon-main.cjs',
+      './addon-main.cjs': './addon-main.cjs',
       './package.json': './package.json',
     };
     addon.pkg.scripts = {

tests/scenarios/v2-addon-test.ts

@@ -32,9 +32,9 @@ appScenarios
         'example-component.css': '/* not empty */ h1 { color: red }',
       },
       'import-from-npm.js': `
-        export default async function() { 
+        export default async function() {
           let { message } = await import('third-party');
-          return message() 
+          return message()
         }
         `,
     });

tests/v2-addon-template/package.json

@@ -12,7 +12,7 @@
     "type": "addon",
     "version": 2,
     "app-js": {},
-    "main": "addon-main.js"
+    "main": "addon-main.cjs"
   },
   "exports": {
     "./*": "./*"