Update .gitignore and refactor Ubuntu template playbook to use role for Proxmox template management

ansible/roles/proxmox_template_manage/defaults/main.yml

@@ -0,0 +1,41 @@
+---
+# Defaults for proxmox_template_manage role
+
+# Target Proxmox Node (where commands run)
+proxmox_node: "{{ inventory_hostname }}"
+
+# Storage Pool for Disks
+storage_pool: local-lvm
+
+# Template ID and Name
+template_id: 9000
+template_name: ubuntu-2204-cloud-template
+
+# Hardware Specs
+template_memory: 2048
+template_cores: 2
+
+# Image Source
+# Options: 'list' (use image_alias) or 'url' (use custom_image_url)
+image_source_type: list 
+
+image_list:
+  ubuntu-22.04:
+    url: "https://cloud-images.ubuntu.com/jammy/current/jammy-server-cloudimg-amd64.img"
+    filename: "ubuntu-22.04-server-cloudimg-amd64.img"
+  ubuntu-24.04:
+    url: "https://cloud-images.ubuntu.com/noble/current/noble-server-cloudimg-amd64.img"
+    filename: "ubuntu-24.04-server-cloudimg-amd64.img"
+  debian-12:
+    url: "https://cloud.debian.org/images/cloud/bookworm/latest/debian-12-generic-amd64.qcow2"
+    filename: "debian-12-generic-amd64.qcow2"
+
+image_alias: ubuntu-22.04
+
+custom_image_url: ""
+custom_image_name: "custom-image.img"
+
+# Cloud Init / SSH
+# Optional: Embed a default admin key into the template
+embed_admin_ssh_key: false
+admin_ssh_key: ""