Release v0.2.0 - iOS Platform Support

fix: Skip Unity Package creation due to Unity 6000.0.55f1 Docker imag…

…e unavailability (ayutaz#60)

- Game-CI does not yet support Unity 6000.0.55f1 Docker images
- Unity Package (.unitypackage) will be created manually
- UPM Package (.tgz) and other build artifacts remain automated