What's Changed

SemVer Major

• Update to WWDC25 release by @Lukasa and @simonjbeaumont in #359, #365, #367, #397, #403, #410, #401, and #415, #417
• Replace all Foundation imports with FoundationEssentials by @Lukasa in #363
• Adopt Swift 6 mode by @Lukasa in #368
• Rename _CryptoExtras to CryptoExtras by @0xTim in #407
• Update README for 4.0 release by @Lukasa in #418

Full Changelog: 3.15.1...4.0.0