kraven 0.3.0

Manage named environment variable profiles
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use anyhow::Result;

use crate::config::KRAVEN_ACTIVE;

pub fn run() -> Result<()> {
    let profile =
        std::env::var(KRAVEN_ACTIVE).map_err(|_| anyhow::anyhow!("No kraven session active."))?;
    println!("To leave the '{profile}' session, type 'exit' or press Ctrl+D.");
    Ok(())
}