Switch from resolve to customConditions

Author: NullVoxPopuli

files/package.json

@@ -83,15 +83,23 @@
   },
   "exports": {<% if (typescript) { %>
     ".": {
+      "addon-dev": "./src/index.ts",
       "types": "./declarations/index.d.ts",
       "default": "./dist/index.js"
     },
     "./*": {
+      "addon-dev": ["./src/*.ts", "./src/*.gts"],
       "types": "./declarations/*.d.ts",
       "default": "./dist/*.js"
     },<% } else { %>
-    ".": "./dist/index.js",
-    "./*": "./dist/*.js",<% } %>
+    ".": {
+      "addon-dev": "./src/index.js",
+      "default": "./dist/index.js"
+    },
+    "./*": {
+      "addon-dev": ["./src/*.js", "./src/*.gjs"],
+      "default": "./dist/*.js"
+    },<% } %>
     "./addon-main.js": "./addon-main.cjs"
   }<% if (typescript) { %>,
   "typesVersions": {

files/tsconfig.json

@@ -7,6 +7,7 @@
   "compilerOptions": {
     "allowJs": true,
     "declarationDir": "declarations",
+    "customConditions": ["addon-dev"],
 
     /**
       https://www.typescriptlang.org/tsconfig#rootDir

files/vite.config.mjs

@@ -1,4 +1,4 @@
-import { defineConfig } from 'vite';
+import { defineConfig, defaultClientConditions } from 'vite';
 import { extensions, ember, classicEmberSupport } from '@embroider/vite';
 import { babel } from '@rollup/plugin-babel';
 
@@ -21,4 +21,7 @@ export default defineConfig({
       },
     },
   },
+  resolve: {
+    conditions: ['addon-dev', ...defaultClientConditions],
+  },
 });