fix require issue by adding custom code to rollout config

package.json

@@ -2,18 +2,18 @@
   "name": "wikipedia",
   "version": "2.4.0",
   "description": "A JavaScript wrapper for the wikipedia apis",
-  "main": "dist/index.js",
+  "main": "./dist/index.js",
   "engines": {
-    "node": ">=10"
+    "node": ">=16"
   },
   "exports": {
     "import": "./dist/index.js",
     "require": "./dist/index.cjs"
   },
   "scripts": {
-    "prepublishOnly": "tsc --build --clean && tsc && npx rollup ./dist/index.js --file ./dist/index.cjs --format cjs",
+    "prepublishOnly": "tsc --build --clean && tsc && npx rollup -c rollup.config.js --bundleConfigAsCjs",
     "test": "jest --coverage",
-    "build": "yarn lint && tsc --build --clean && tsc && npx rollup ./dist/index.js --file ./dist/index.cjs --format cjs",
+    "build": "yarn lint && tsc --build --clean && tsc && npx rollup -c rollup.config.js --bundleConfigAsCjs",
     "prepare": "yarn build",
     "lint": "eslint source/*.ts",
     "release": "np"

rollup.config.js

@@ -0,0 +1,25 @@
+module.exports = {
+  input: './dist/index.js',
+  output: {
+    file: './dist/index.cjs',
+    format: 'cjs',
+    exports: 'auto',
+    outro: `
+// CommonJS compatibility: make require('wikipedia') return the function directly
+// while preserving named exports as properties
+const errors = require("./errors");
+const resultTypes = require("./resultTypes");
+const optionTypes = require("./optionTypes");
+const page = require("./page");
+
+// Make wiki function the main export
+module.exports = module.exports.default;
+
+// Add all named exports as properties of the wiki function
+Object.assign(module.exports, errors, resultTypes, optionTypes, page);
+
+// Keep .default for ES module compatibility
+module.exports.default = module.exports;
+    `.trim()
+  }
+};