adk-gemini 0.3.2

Rust client for Google Gemini API
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use adk_gemini::Gemini;
use display_error_chain::DisplayErrorChain;
use std::env;
use std::process::ExitCode;
use tracing::info;

#[tokio::main]
async fn main() -> ExitCode {
    tracing_subscriber::fmt()
        .with_env_filter(
            tracing_subscriber::EnvFilter::builder()
                .with_default_directive(tracing::level_filters::LevelFilter::INFO.into())
                .from_env_lossy(),
        )
        .init();

    match do_main().await {
        Ok(()) => ExitCode::SUCCESS,
        Err(e) => {
            let error_chain = DisplayErrorChain::new(e.as_ref());
            tracing::error!(error.debug = ?e, error.chained = %error_chain, "execution failed");
            ExitCode::FAILURE
        }
    }
}

async fn do_main() -> Result<(), Box<dyn std::error::Error>> {
    let api_key = env::var("GEMINI_API_KEY")?;

    // Create client with the default model (gemini-2.5-flash)
    let client = Gemini::new(api_key).expect("unable to create Gemini API client");

    info!("sending request to gemini api");

    // Simple text completion with minimal content
    let response = client.generate_content().with_user_message("Say hello").execute().await?;

    info!(response = response.text(), "api test completed");

    Ok(())
}