chore: sync accumulated infra changes and docs

Removals: openwebui and netclaw compose + Traefik routes (both decommissioned).
Updates: litellm, n8n, vaultwarden, ai-agents, media, traefik routes, CLAUDE.md
(nodes/ports/known-issues), agent definitions.
Additions: Rongorongo tree, LinkedStorm plan, rename-bart spec, vllm brief,
tls-options and security-headers Traefik config.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

compose/hf-pdocker-02/vaultwarden/docker-compose.yml

@@ -6,6 +6,7 @@ services:
     environment:
       - DOMAIN=https://vault.hobbs.farm
       - SIGNUPS_ALLOWED=false
+      - ADMIN_TOKEN=${ADMIN_TOKEN}
     volumes:
       - /mnt/docker-data/configs/vaultwarden:/data
     ports: