Add Hermes agent, self-host fonts, new blog post

- Add Hermes (Nous Research LLM agent) with Telegram gateway,
  Ansible provisioning, and Makefile targets
- Self-host JetBrains Mono and Spectral fonts (remove Google Fonts)
- Add "An Experiment in Self-Hosting" blog post
- Update CLAUDE.md with high-level server overview

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

infra/Caddyfile

@@ -24,6 +24,8 @@ monotrope.au {
 		path *.html / /posts/ /posts/*
 	}
 	header @html Cache-Control "public, max-age=0, must-revalidate"
+
+
 }
 
 # Redirect www to apex