Has NASA ever published what the space shuttle astronauts would be tasked to do if a potentially catastrophic decompression occurred in space.
The procedures can be found in the Orbit Pocket Checklist, page 4-3. The title is O2 (N2) FLOW HIGH / CAB P LOW / dP/dT.
Since your question only asks whether it exists / has been published, I will not attempt to explain it.
The procedure is lengthy, here is the first page.