There are rocks on the right from which you could climb onto the pumpkin. For 200+ hours, the pumpkin has never prevented me from reaching any entrance.
I think this is from the perspective of someone in a town that’s getting attacked during the war Evidence 1: you can see a coilhead in another room, and they are confirmed to be weapons of war Evidence 2: you hear screaming and a fire alarm, implying that there are people dying and, you guessed it, fire