New features & improvements:

• New UI control: Image (#16)
• New UI control: TextEditor (#9)

Bug-fixes:

• core: Fix control updates when number of controls changes. (764203b)
• cocoa: Fix warnings about wrong 'delegate' message sent to NSScrollView. (#14)
• slider: Improve handling value updates. (d24e6b8, 98b5500)
• build: Update minimum Go version to 1.21 (#10)

Code-quality improvements:

• rendercontext: Use type switch, remove unnecessary panic. (#7)
• cocoa: Reformat all Objective C code with clang-format. (2755673)