Note: The expression in triplet braces {{{...}}} will be output without HTML escaping.

--- context ---
name: cargo metadata --format-version=1 --no-deps | jq -r .packages[0].name
author: cargo metadata --format-version=1 --no-deps | jq -r .packages[0].authors[0]

--- template ---
{{{name}}} by {{{author}}}