feat: Implement Ansible for Proxmox VM management and refactor Mastodon Docker Compose, removing outdated service definitions.

ansible/roles/proxmox_vm/tasks/backup_vm.yml

@@ -0,0 +1,7 @@
+---
+- name: Create VM Backup
+  command: >
+    vzdump {{ vmid }}
+    --mode {{ backup_mode }}
+    --compress {{ backup_compress }}
+    --storage {{ backup_storage }}