Prerequisites
To get the most out of this guide, you’ll need to:Install
First, create a rust project with cargo andcd
into it.
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Reading the API key
Instead of usingResend::new
and hardcoding the API key, the RESEND_API_KEY
environment variable
can be used instead. The Resend::default()
should be used in that scenario instead.
Reading the API key from a .env
file
Another popular option is to use a .env
file for environment variables. You can use the
dotenvy
crate for that: