pub(super) async fn handle_agent_identity_validate(
__arg0: State<AppState>,
caller: Option<Extension<Caller>>,
__arg2: Json<AgentIdentityValidateRequest>,
) -> impl IntoResponseExpand description
POST /api/v1/agent/identity/validate — live-probe one of the agent’s own
linked accounts using its stored keychain secret (the agent never supplies a
secret). Backs the IdentityValidate MCP tool.