Unable to install on Steam Deck (SteamOS 3.0)

[robc9694]

When trying to install via Konsole I get the following message
Detected operating system as SteamOS/Holo.
Checking for curl...
Detected curl...
Checking for gpg...
Detected gpg...
main: line 110: apt-get: command not found
Detected apt version as
Running apt-get update... done.
Installing apt-transport-https... done.
Installing /etc/apt/sources.list.d/gyazo_gyazo-for-linux.list...main: line 154: /etc/apt/sources.list.d/gyazo_gyazo-for-linux.list: No such file or directory

Unable to run:
curl https://packagecloud.io/install/repositories/gyazo/gyazo-for-linux/config_file.list?os=SteamOS&dist=Holo&source=script