fix: add missing default and __esModule exports

Author: pi0

src/index.ts

@@ -3,3 +3,11 @@ export const setupDevtoolsPlugin = () => {}
 export const isPerformanceSupported = () => false
 
 export const now = () => Date.now()
+
+export const __esModule = true
+
+export default {
+  setupDevtoolsPlugin,
+  isPerformanceSupported,
+  now
+}