Heimdall v0.8.2-beta Hits Amoy Testnet, Upgrade Now

Heimdall v0.8.2-beta released for Polygon Amoy testnet. Security fix mirrors v0.8.2-beta-priv private release. All node operators must upgrade immediately for compatibility and network safety. Stop heimdalld, install with version tag, network (amoy), node type. Version check prints 0.8.2-beta. Restart service. Docker images available.