feat(k8s/infrastructure): add Node Feature Discovery for automatic hardware labeling

kubernetes/infrastructure/controllers/nfd/namespace.yaml

@@ -0,0 +1,7 @@
+---
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: nfd
+  labels:
+    pod-security.kubernetes.io/enforce: privileged

kubernetes/infrastructure/controllers/nfd/release.yaml

@@ -0,0 +1,20 @@
+---
+apiVersion: helm.toolkit.fluxcd.io/v2
+kind: HelmRelease
+metadata:
+  name: nfd
+  namespace: flux-system
+spec:
+  chart:
+    spec:
+      chart: node-feature-discovery
+      version: 0.18.3
+      reconcileStrategy: ChartVersion
+      sourceRef:
+        kind: HelmRepository
+        name: nfd
+        namespace: flux-system
+  interval: 1m0s
+  targetNamespace: nfd
+  install:
+    createNamespace: true

kubernetes/infrastructure/controllers/nfd/repository.yaml

@@ -0,0 +1,9 @@
+---
+apiVersion: source.toolkit.fluxcd.io/v1
+kind: HelmRepository
+metadata:
+  name: nfd
+  namespace: flux-system
+spec:
+  interval: 1h
+  url: https://kubernetes-sigs.github.io/node-feature-discovery/charts