infra-template-rancher-workers

🔧 (main.tf, terraform.tfvars.example, variables.tf): add ssh_key_name variable to make SSH key name configurable

🔧 (terraform.tfvars.example): rename deployment_env variable to env for consistency and brevity

🔧 (terraform.tfvars.example): add app label to cell configurations for better resource identification and filtering

✨ (main.tf): add GKE-style kubelet system-reserved CPU calculation based on server type vCPU count

Initial commit