Since these are environment variables you can use them to configure a LibreTranslate instance including from Docker containers.
Set package index
Reads package index at https://raw.githubusercontent.com/argosopentech/argospm-index/main/index.json
export ARGOS_PACKAGE_INDEX="https://raw.githubusercontent.com/argosopentech/argospm-index/main"
View debugging information
Argos Translate prints more verbose logging
export DEBUG=1