Introducing the Flags Explorer, first-party integrations, and updates to the Flags SDK

What this post added

Introduces the Flags Explorer for managing feature flags directly from the Vercel Toolbar, enabling session-specific overrides for testing and demos. Adds a new Experimentation category to the Vercel Marketplace, featuring integrations with providers like Statsig, which syncs flags to Vercel's Edge Config for low-latency evaluation. Updates the open-source Flags SDK with a new adapters architecture to simplify integration with various feature flag providers, including specific support for Statsig.