v0.7.0

Features

• Implemented Okio adapters shipped in a kotlinx-io-okio module #178
• Bumped up the Kotlin version to 2.1, as well as versions of some dependencies #426

Bugfixes

• Error codes from various POSIX-ish calls are now always checked and propagated #262
• Behavior of indexOf functions accepting ByteString is now aligned with CharSequence.indexOf #422, #423