system-info: Add basic container detection
/cc @denittis @jpwhiting
Tested successfully with:
- Debian 10 Docker container on Debian 10
- Exherbo Docker container on Debian 10
- scout Flatpak container on SteamOS 2
- scout pressure-vessel container on SteamOS 2
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system-info: Add basic container detection
This only detects the container technologies we are most interested in right now: pressure-vessel, Flatpak and Docker.
Edited by Simon McVittie