Initialise repository structure and placeholder files. Generic functionality works i guess, need to come up with a better solution for compose templates

roles/monitoring/README.md

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+# monitoring
+
+Abstract monitoring hook for installing a replaceable agent. Set
+`monitoring_agent`, `monitoring_packages`, `monitoring_services`, and optional
+template mappings in inventory.
+
+Tags: `monitoring`, `config`, `services`.
+

roles/monitoring/defaults/main.yml

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+---
+monitoring_agent: none
+monitoring_packages: []
+monitoring_services: []
+monitoring_config_files: []
+

roles/monitoring/files/.gitkeep

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+

roles/monitoring/handlers/main.yml

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+---
+- name: restart monitoring services
+  ansible.builtin.service:
+    name: "{{ item }}"
+    state: restarted
+  loop: "{{ monitoring_services }}"
+

roles/monitoring/tasks/main.yml

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+---
+- name: Install monitoring packages
+  ansible.builtin.apt:
+    name: "{{ monitoring_packages }}"
+    state: present
+    update_cache: true
+  when: monitoring_agent != "none"
+  tags: [monitoring]
+
+- name: Deploy monitoring configuration files
+  ansible.builtin.template:
+    src: "{{ item.template }}"
+    dest: "{{ item.dest }}"
+    owner: "{{ item.owner | default('root') }}"
+    group: "{{ item.group | default('root') }}"
+    mode: "{{ item.mode | default('0644') }}"
+  loop: "{{ monitoring_config_files }}"
+  when: monitoring_agent != "none"
+  notify: restart monitoring services
+  tags: [monitoring, config]
+
+- name: Enable monitoring services
+  ansible.builtin.service:
+    name: "{{ item }}"
+    enabled: true
+    state: started
+  loop: "{{ monitoring_services }}"
+  when: monitoring_agent != "none"
+  tags: [monitoring, services]
+

roles/monitoring/templates/.gitkeep

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+