feat: remove cjs build

package.json

@@ -5,12 +5,13 @@
   "author": "Travis Fischer <travis@transitivebullsh.it>",
   "repository": "transitive-bullshit/chatgpt-api",
   "license": "MIT",
+  "type": "module",
+  "source": "./src/index.ts",
   "types": "./build/index.d.ts",
-  "module": "./build/index.mjs",
   "exports": {
     ".": {
-      "require": "./build/index.js",
-      "import": "./build/index.mjs",
+      "import": "./build/index.js",
+      "default": "./build/index.js",
       "types": "./build/index.d.ts"
     }
   },

tsup.config.ts

@@ -5,7 +5,7 @@ export default defineConfig({
   outDir: 'build',
   target: 'node14',
   platform: 'node',
-  format: ['esm', 'cjs'],
+  format: ['esm'],
   splitting: false,
   sourcemap: true,
   minify: true,