Method refresh_sandbox_token

crates/openshell-server/src/grpc/mod.rs:641–646

(
        &self,
        request: Request<RefreshSandboxTokenRequest>,
    )

    #[rpc_auth(auth = "sandbox")]
    async fn refresh_sandbox_token(
        &self,
        request: Request<RefreshSandboxTokenRequest>,
    ) -> Result<Response<RefreshSandboxTokenResponse>, Status> {
        auth_rpc::handle_refresh_sandbox_token(&self.state, request).await
    }

    // --- Supervisor session ---