REFACTOR: add maintenance roles doing configs stuff and system updates, add dependencies for neovim in base system

roles/common_healthcheck/tasks/main.yaml

@@ -2,7 +2,7 @@
 - name: Internet connection test block
   block:
     - name: Test reachability to ya.ru
-      become: true # Usually it's not necessary, but sometimes there are some wierd issues with ping, especially on Alpine
+      become: true # Usually it's not necessary, but sometimes ping is disabled for non-root by default
       ansible.builtin.shell: ping -c 5 ya.ru > /dev/null
       changed_when: false   # This task does not change the system
 
@@ -21,9 +21,10 @@
   block:
     - name: Test free disk space in root
       become: false
+      # We have to use this complicated pipeline because of Alpine and its wierd df implementation
       ansible.builtin.shell: set -o pipefail && df -h / | tail -1 | awk '{gsub(/%/, "", $5); print $5}'
-      register: common_healthcheck_result
-      failed_when: common_healthcheck_result.stdout | int > 85
+      register: free_disk_space_result
+      failed_when: free_disk_space_result.stdout | int > 85
       changed_when: false   # This task does not change the system
 
   rescue: