Enum AgentMode

crates/opencode-config/src/schema.rs:441–445

#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(rename_all = "lowercase")]
pub enum AgentMode {
    Primary,
    Subagent,
    All,
}

#[derive(Debug, Clone, Serialize, Deserialize, Default)]
pub struct ProviderConfig {