Implement Ansible roles for Rocky Linux Testing Framework

- Added `bootstrap_sparrowdo` role for bootstrapping Sparrowdo on a VM.
- Introduced `cleanup_vm` role for cleaning up VMs and disk images.
- Created `download_image` role to download and cache QCOW2 images.
- Developed `golden_image` role for creating and customizing golden images.
- Implemented `provision_vm` role for provisioning VMs as linked clones.
- Added `run_test` role for executing tests with Sparrowdo.
- Created playbooks for building golden images, running single tests, and running test suites.
- Enhanced documentation with usage examples, configuration details, and troubleshooting tips.
- Added support for multiple cloud providers (AWS, Azure) in the test execution workflow.

Signed-off-by: Stephen Simpson <ssimpson89@users.noreply.github.com>

ansible/inventory/group_vars/azure.yml

@@ -0,0 +1,36 @@
+---
+# Azure provider-specific configuration
+# TODO: Implement Azure-specific settings
+
+# Provider identification
+provider: azure
+
+# Azure-specific variables (to be implemented)
+# azure_location: "eastus"
+# azure_resource_group: ""
+# azure_vm_size: "Standard_B2s"
+# azure_virtual_network: ""
+# azure_subnet: ""
+# azure_security_group: ""
+
+# Rocky Linux image references (to be populated)
+# rocky9_image:
+#   publisher: "resf"
+#   offer: "rockylinux-9"
+#   sku: "rockylinux-9"
+#   version: "latest"
+
+# rocky8_image:
+#   publisher: "resf"
+#   offer: "rockylinux-8"
+#   sku: "rockylinux-8"
+#   version: "latest"
+
+# VM settings
+# vm_name_prefix: "test"
+# vm_tags:
+#   Environment: "testing"
+#   ManagedBy: "ansible"
+
+# Note: Azure does not require golden image creation
+# Workflow: Select image -> Create VM -> Run Sparrowdo tests -> Delete VM