fix 🐛: Update hostname.yml to exclude 'lo' interface and improve documentation.

Fixes the hostname.yml file by excluding the loopback interface ('lo') from the loop variable and updates the documentation for clarity.

tasks/hostname.yml

@@ -42,4 +42,27 @@
       ansible.builtin.debug:
         var: hostvars['localhost']['ansible_' + item]
       loop: "{{ ansible_interfaces }}"
-      when: hostvars['localhost']['ansible_' + item] is defined and item not in ['lo'] # Exclude 'lo' (loopback) for cleaner output
+      when: hostvars['localhost']['ansible_' + item] is defined and item not in ['lo'] # Exclude 'lo' (loopback) for cleaner output
+
+# ----------------------------------------------------------------------
+# 1. ACTUAL USER INFORMATION (Magic Variables and Facts)
+# ----------------------------------------------------------------------
+    - name: Display current connection and effective user details
+      ansible.builtin.debug:
+        msg: |
+          Current SSH User (ansible_user): {{ ansible_user }}
+          Effective Task User ID (ansible_user_id): {{ ansible_user_id }}
+          Effective Task User Shell (ansible_user_shell): {{ ansible_user_shell }}
+          Effective Task User Home Dir (ansible_user_dir): {{ ansible_user_dir }}
+          
+# ----------------------------------------------------------------------
+# 2. ALL USERS ON THE SYSTEM (Using getent module)
+# ----------------------------------------------------------------------
+    - name: Gather all users from the /etc/passwd database
+      ansible.builtin.getent:
+        database: passwd
+        # The result is registered as a fact named 'getent_passwd'
+
+    - name: Display a list of all usernames on the system
+      ansible.builtin.debug:
+        msg: "All Users on System: {{ getent_passwd | dict2items | map(attribute='key') | list }}"