add node_exporter host vitals + quickshell HUD

Prometheus node_exporter enabled on every host, plus a quickshell widget (SUPER+CTRL+V on terra) to view live CPU/mem/disk/net/uptime without a separate dashboard. Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_011FHr5ug9pu8q4XPrRkFnzJ
2026-08-22 20:50:16 +02:00
parent 60bef752cb
commit dc83e8c156
11 changed files with 978 additions and 0 deletions
@@ -10,6 +10,7 @@
    ../../services/network/unbound.nix      # local recursive resolver (127.0.0.1:5335)
    ../../services/network/pihole.nix        # DNS adblock + DHCP (declarative static leases)
    ../../services/vpn/tailscale.nix        # tailnet node (headscale on neptun)
+    ../../services/monitoring/node-exporter.nix
  ];

  networking.hostName = "mercury";