

Wheat, rye, and barley are the only foods that contain gluten, without contamination. So your list should be quite a bit longer than those 4 options. (Oats [these are often contaminated unfortunately], corn, millet, sorghum, tapioca, …, insert endless list of food here)
A member of my household had to be on a gluten free diet for some time. I was initially very surprised by how easy it was to adjust.
Pretty sure I’ve seen folk run a terminal emulator and ollama on android