docs: add Funk/ reference docs and update hermes TUI instructions

- Remove Funk/ from .gitignore (repo is private)
- Add HOMELAB.md and agent configs for Hermes context
- Update hermes TUI doc: must run as hermes user from /srv/data/hermes

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

Funk/Funk-infra/agents/sysadmin/goose-config.yaml

@@ -0,0 +1,19 @@
+version: "1.0"
+profile:
+  name: funk-sysadmin
+  description: "Agent sysadmin — administration système, maintenance, diagnostics"
+  provider: openai
+  model: qwen2.5-7b-instruct
+  base_url: http://localhost:1234/v1
+  api_key: lm-studio
+
+  system_prompt: |
+    Tu es l'agent sysadmin de funk. Tu administres les machines du homelab.
+    Tu exécutes des commandes système, vérifies l'état des services, effectues la maintenance.
+    Stack : AlmaLinux 9.7 (storage-01), Talos Linux (compute-01/02/03, gpu-01).
+    Sois prudent avant d'exécuter des commandes destructives — demande confirmation.
+    Outils dispo : ssh, talosctl, kubectl, systemctl, nftables.
+
+  extensions:
+    - shell
+    - file_manager