Got things working. Added CLAUDE instructions

playbooks/install_node_exporter.yml

@@ -0,0 +1,43 @@
+---
+- name: Install Prometheus Node Exporter
+  hosts: bab1.mgmt.toal.ca
+  become: true
+
+  tasks:
+    - name: Pull node-exporter image
+      community.docker.docker_image:
+        name: quay.io/prometheus/node-exporter
+        tag: "v{{ node_exporter_version }}"
+        source: pull
+      tags: image
+
+    - name: Run node-exporter container
+      community.docker.docker_container:
+        name: node-exporter
+        image: "quay.io/prometheus/node-exporter:v{{ node_exporter_version }}"
+        state: started
+        restart_policy: unless-stopped
+        # Host network gives accurate interface metrics without NAT
+        network_mode: host
+        # Required for per-process CPU/memory metrics
+        pid_mode: host
+        # Disable SELinux relabelling so we can bind-mount / read-only
+        # without risking a recursive chcon on the entire filesystem
+        security_opts:
+          - label=disable
+        capabilities:
+          - SYS_TIME
+        volumes:
+          - /:/host:ro,rslave
+        command:
+          - --path.rootfs=/host
+          - --web.listen-address=:{{ node_exporter_port }}
+      tags: configure
+
+    - name: Allow node-exporter port through firewalld
+      ansible.posix.firewalld:
+        port: "{{ node_exporter_port }}/tcp"
+        permanent: true
+        state: enabled
+        immediate: true
+      tags: configure