what was updated in WWDC 2025?

WWDC 2025 introduced a major update across Apple’s platforms, including:

• A brand-new design language: Liquid Glass
  Apple described this as its broadest design update ever, bringing more depth, fluidity, and consistency across apps and platforms.

• Apple Intelligence updates
  More features powered by on-device intelligence, including access to the Foundation Models framework for developers.

• Xcode improvements
  Xcode was updated so developers can use coding models, including support for advanced coding models like ChatGPT.

• Swift and SwiftUI updates
  New improvements to help developers build more powerful, modern, and performant apps.

• Platform-specific updates
  Apple also announced updates across iOS, iPadOS, macOS, watchOS, tvOS, and visionOS.

• macOS Tahoe as the final Intel Mac release
  Apple said macOS Tahoe will be the last release to support Intel Macs, marking the full transition to Apple Silicon.

If you want, I can also summarize what changed in each platform individually.