Optimizing Performance: Integrating Partytown with Google Tag Manager in Astro
The Performance Bottleneck
Third-party scripts like Google Tag Manager (GTM) are notorious for slowing down the initial page load. When scripts execute on the main thread, they compete for resources, often delaying vital tasks like hydration or interactivity. In the rifasvelez-web project, we wanted to ensure our tracking didn't come at the cost of user experience.
The Solution: Offloading with Partytown
Partytown allows you to offload resource-intensive third-party scripts to a web