Aer Lingus A321NEO London Heathrow to Dublin *Full Fight

Flying onboard Aer Lingus Airbus A321NEO on a short flight from London Heathrow to Dublin. On arrival we are delayed taxing to gate due to the airport congestion but also there was obstruction on the stand, we had to wait for the ground crew to move the cargo bins out of the way.
Flight Details:
Route: London Heathrow (LHR Terminal 2) - Dublin (DUB, T2)
Flight Number: EI155
Aircraft: Airbus A321-253NX
Registration: EI-LRB
Flight Time: 40 Minutes
Seat: 5K (Business Class)
Departure Runway: 27L
Arrival runway: 28
Date of filming: 29/09/23

[@AVGEEK.2011]

Were there check in kiosks in Heathrow?