nemoclaw-contributor-onboard-messaging-channel

Guide NemoClaw contributors through adding or reviewing a new messaging channel in the manifest-first messaging architecture. Use when onboarding a channel for OpenClaw, Hermes, or both; mapping upstream channel docs and source code into NemoClaw manifests; confirming credentials, plugin/package installs, reachability checks, network policy presets, docs, and tests. Trigger keywords - add messaging channel, onboard messaging channel, new channel, messaging integration, channel manifest, OpenClaw channel, Hermes channel, plugin install, reachability check.