v4.7.0-rc1

Changes

• ✨ add support for client V2 & associated features

Fixes

• ♻️ add many missing internal types
• 🐛 fix invalid types for many V1 features
• 🐛 fix V1 errors sometimes having the wrong code
• 🐛 fix many presumably immutable fields having non-readonly parameters
• 🐛 fix broken resources accessor in ApiRequest object

Full Changelog: v4.6.0...v4.7.0-rc1