created new playbook for nonroot user login, moved package installation stage/order prior to user/group management

administrate@homeserver.yml.example

@@ -0,0 +1,29 @@
+- name: Initialize homeserver
+  hosts: armitage
+  remote_user: senpai
+  tasks:
+    - name: Installing requisite packages
+      ansible.builtin.include_role:
+        name: init-server
+        tasks_from: userspace@install-pkgs
+        handlers_from: userspace
+    - name: Disable root user shell login
+      become: true
+      ansible.builtin.user:
+        name: root
+        shell: /sbin/nologin
+      tags:
+        - disable_root_shell
+    - name: Disable login for root user altogether
+      become: true
+      ansible.builtin.user:
+        name: root
+        password: "'*'"
+      tags:
+        - disable_root_login
+    - name: Configuring aliases for using git
+      community.general.git_config:
+        name: "alias.{{ item[0] }}"
+        scope: global
+        value: "{{ item[1] }}"
+      loop: []