Add Hashgraph Online to Web3 communities

[internet-dot]

Adding Hashgraph Online (hol.org) - open standards for AI agent identity, trustless P2P communication, and discovery on the agentic internet. 187K+ verified agents.

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}

[internet-dot]

Thanks for taking a look.

The issue was only meant to point you at the awesome-codex-plugins submission path if you want this plugin indexed publicly.

If you want the branch adjusted to fit your existing CI layout, I can update it.