Install instance req for ansible docker tasks

ansible/roles/arr/tasks/main.yml

@@ -34,10 +34,13 @@
 #     group: root
 #     mode: 0600
 
-- name: Install pyyaml # necessary for compose_v2
+- name: Install python requirements
   ansible.builtin.package:
-    name: python3-yaml
+    name: "{{ item }}"
     state: present
+  loop:
+    - python3-yaml # for docker compose_v2
+    - python3-requests # for docker network
 
 - name: Start the compose stack
   community.docker.docker_compose_v2: