update Rollup config.

Author: carloluis

rollup.config.js

@@ -1,18 +1,25 @@
 export default {
   input: 'index.js',
   output: [
+    // ES
     {
       file: 'es/index.js',
-      format: 'es'
+      format: 'esm'
     },
+    // CommonJS
     {
       file: 'lib/index.js',
       format: 'cjs'
     },
+    // UMD
     {
       file: 'dist/index.js',
       format: 'umd',
-      name: 'useMediaQuery'
-    }
-  ]
+      name: 'useMediaQuery',
+      globals: {
+        react: 'React'
+      }
+    },
+  ],
+  external: ['react']
 };