Update src/index.ts to call Container.destroy(...)

src/index.ts

@@ -9,5 +9,7 @@ globalRegistry.run(async () => {
      * ties your entire application together. The app container manages services
      * and lifecycle.
      */
-    await app().run()
+    const theApp = app()
+    await theApp.run()
+    await theApp.destroy()
 })