All workshop activities will take place at the SUITOPIA Sol y Mar grand hotel.
The simplest way to reach Calpe from Alicante airport is by transfer shuttle (20 EUR in one direction) https://www.beniconnect.com (requires booking).
A longer way could be to reach the center of Alicante, and then to take a tram (changing in Benidorm) https://www.tramalacant.es/page.php (single ticket €6.05, round trip €10.30) or a bus https://www.alsa.com/en/web/bus/home (around €7).