████████████████████████████████████████████████████████ █ █ █ 🔒 CONTAINER ESCAPE ROOM 🔒 █ █ █ ████████████████████████████████████████████████████████
The word that opens it is written somewhere in this room. Read the walls — every room in the burrow has something to say.
(Case and spacing are forgiven.)
Wall of cloud:
cloud.txt: Simple text file.