AryMwny Campingwildwales , Mwny Hwnt, Trefin

Unable to answer "Is this place wheelchair accessible?" – Flush Toilets – osm.org/way/1065111202 via StreetComplete 61.1:

Toilets are permanently closed according to sign on doors

The place is called Revolution, not Quantum.
Revolution is a bar and restaurant with party venues.

Main Reception

Does this pub have a name?

has a welsh name but it's not tagged as name= , implying it might have a non-welsh name officially

Pickle Ball Courts

there's a bike baffle thing here

Unable to answer "Are there traffic signals that show when to cross here?" – Crossing – osm.org/node/9857810644 via StreetComplete 58.2:

There is no separate footpath or crossing here.

Attached photo(s):
https://westnordost.de/p/227939.jpg

Unmade path

via StreetComplete 58.2

GPS Trace: osm.org/user/ro%20/traces/11411552

Unable to answer "Do these steps have a ramp? What kind?" – Steps – osm.org/way/1409612412 via StreetComplete 61.1:

This is a ramp, not steps