v1.0.0-prerelease-1

Initial preview release supporting Xperience by Kentico v26.3

What's Changed

• Implement mvp by @Lahvac in #2
• 9466233 project/syntax cleanup by @tkrch in #3

New Contributors

• @Lahvac made their first contribution in #2

Full Changelog: https://github.com/Kentico/xperience-by-kentico-contacts-importer/commits/v1.0.0-prerelease-1