refactor ♻️: Refactored playbook to improve readability and maintainability

Simplified the playbook structure by removing unnecessary tasks and adding comments for clarity. Also, added a rescue block to handle potential errors during execution.

tasks/main.yml

@@ -8,12 +8,6 @@
 # 5. Clone creation & deployment
 
 - name: "Create Debian VM template and deploy clones on Proxmox"
-  hosts: localhost
-  become: true
-  gather_facts: false
-  
-  pre_tasks:
-    - name: "Display playbook banner"
   debug:
     msg: |
       ╔════════════════════════════════════════════════════════════╗
@@ -23,13 +17,13 @@
       ║  CPU: {{ cores }} cores | RAM: {{ memory }}MB              ║
       ╚════════════════════════════════════════════════════════════╝
 
-  tasks:
 ##################################################################
 # 1. PREFLIGHT CHECKS
 ##################################################################
 - name: "STAGE 1: Run pre-flight environment checks"
   include_tasks: preflight-checks.yml
   tags: [preflight, always]
+  run_once: true
 
 ##################################################################
 # 2. DOWNLOAD IMAGE
@@ -68,7 +62,6 @@
   tags: [clones, create]
   when: create_clones | default(false)
 
-  post_tasks:
 - name: "Display completion summary"
   debug:
     msg: |
@@ -86,10 +79,10 @@
       ║                                                            ║
       ╚════════════════════════════════════════════════════════════╝
 
-  rescue:
-    - name: "Handle playbook errors"
-      debug:
-        msg: |
-          ✗ Playbook execution failed
-          Check the error messages above for details.
-          You may need to manually clean up partially created VMs.
+# rescue:
+#   - name: "Handle playbook errors"
+#     debug:
+#       msg: |
+#         ✗ Playbook execution failed
+#         Check the error messages above for details.
+#         You may need to manually clean up partially created VMs.