Remove private key file reference from ansible.cfg; update hosts file with absolute path for private key; add playbooks for installing tools and updating OS

ansible/install_tools.yml

@@ -0,0 +1,18 @@
+---
+- name: Install favorite tools (vim, telnet, curl)
+  hosts: all
+  become: yes
+  tasks:
+    - name: Ensure vim, telnet, and curl are installed
+      ansible.builtin.apt:
+        name:
+          - vim
+          - telnet
+          - curl
+        state: present
+        update_cache: yes
+      register: install_tools_result
+
+    - name: Show install result (full)
+      ansible.builtin.debug:
+        var: install_tools_result