create playbook to apply updates to all managed hosts

ansible-5/playbooks/bootstrap.yaml

@@ -16,10 +16,12 @@
       file: path=~/.ssh state=directory mode=700
 
     - debug: var=ansible_os_family
-      run_once: true
 
     - debug: var=ansible_architecture
-      run_once: true
+
+    - debug: var=ansible_distribution_release
+
+    - debug: var=ansible_pkg_mgr
 
   tasks:
     - name: ping

ansible-5/playbooks/update_managed.yaml

@@ -0,0 +1,29 @@
+---
+# update the managed host machines
+
+- name: updates
+  hosts: managed
+  gather_facts: true
+
+  vars:
+
+  pre_tasks:
+
+  roles:
+
+  tasks:
+    - name: print os version
+      ansible.builtin.debug:
+        var: ansible_facts["os_family"]
+
+## ansible_pkg_mgr, ansible_os_family, ansible_distribution
+    - name: update packages
+      apt:
+        name: "*"
+        state: latest
+        update_cache: yes
+        cache_valid_time: 3600
+      when: ansible_pkg_mgr == "apt"
+      become: true
+
+## TODO: raspberrypi os should be a full-upgrade