a3s-ahp 2.4.0

Agent Harness Protocol v2.4 — Universal, transport-agnostic protocol for supervising autonomous AI agents
Documentation 
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//! Authentication and authorization

use serde::{Deserialize, Serialize};

/// Authentication configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct AuthConfig {
    pub method: AuthMethod,
}

/// Authentication methods
#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(tag = "type", rename_all = "snake_case")]
pub enum AuthMethod {
    /// No authentication (local stdio, trusted environment)
    None,

    /// API key authentication
    ApiKey { key: String },

    /// Bearer token authentication
    Bearer { token: String },

    /// Mutual TLS (client and server certificates)
    MutualTls {
        cert_path: String,
        key_path: String,
        ca_path: Option<String>,
    },

    /// OAuth 2.0
    OAuth {
        client_id: String,
        client_secret: String,
        token_url: String,
    },
}

impl Default for AuthConfig {
    fn default() -> Self {
        Self {
            method: AuthMethod::None,
        }
    }
}

impl AuthConfig {
    pub fn none() -> Self {
        Self {
            method: AuthMethod::None,
        }
    }

    pub fn api_key(key: impl Into<String>) -> Self {
        Self {
            method: AuthMethod::ApiKey { key: key.into() },
        }
    }

    pub fn bearer(token: impl Into<String>) -> Self {
        Self {
            method: AuthMethod::Bearer {
                token: token.into(),
            },
        }
    }
}