v1.2.0

Big changes

• Significant code refactor & cleanup (#13)
• Update typescript to 5.0 (#11 by @seanwessmith)

Smaller changes

• Don't always assume incremental mode (& dont overwrite the tsBuildInfoFile tsconfig option) (#13)
• Rebuild incremental declarations if tsconfig changes (#13)
• More reliable extends support (#13)
• Better testing (#13)
• Published with esm & cjs (#13)

Full Changelog: 1.1.0...1.2.0