#[derive(Debug, thiserror::Error)]
pub enum Error {
#[error("HTTP error: {0}")]
Http(#[from] reqwest::Error),
#[error("JSON error: {0}")]
Json(#[from] serde_json::Error),
#[error("Provider error: {0}")]
Provider(String),
#[error("No models available — is the provider running?")]
NoModels,
}