This script installs or updates the signal-cli and libsignal-client on a armv7 device (eg. Raspberry Pi). Requirements installation not included.
Run it from a location with write permissions, e.g. the home directory, and understand what it does before running it, or run the commands manually. Specific version can be specified as an argument, otherwise the latest version is used. There is not much error catching, so recommend running it manually.
Makes use of the armv7 precompiled libsignal-client, make sure to understand the security implications of this.