# Example Terraform Variables File - FREE TIER OPTIMIZED
# Copy this file to terraform.tfvars and customize as needed
# terraform.tfvars is gitignored for security

# Project Configuration
project_name = "nvhi-atsila-microservice"
environment  = "dev"
aws_region   = "us-east-1"

# Network Configuration
vpc_cidr = "10.0.0.0/16"

# Feature Toggles - FREE TIER SETTINGS
enable_dns_hostnames   = true
enable_dns_support     = true
enable_private_subnets = false  # Set to false to avoid NAT Gateway costs (~$32/month)
enable_nat_gateway     = false  # Only relevant if private subnets are enabled
single_nat_gateway     = true   # If you enable NAT later, use single gateway for cost savings
enable_vpc_endpoints   = false  # Set to false to avoid interface endpoint costs (~$14/month)
cost_optimization_mode = true   # Enables free tier optimizations

# Cost Estimates:
# enable_private_subnets = false, enable_vpc_endpoints = false: ~$0/month
# enable_private_subnets = true, single_nat_gateway = true:     ~$32/month
# enable_private_subnets = true, single_nat_gateway = false:    ~$64/month
# enable_vpc_endpoints = true:                                  +$14/month

# Additional Tags
common_tags = {
  Terraform  = "true"
  Project    = "enterprise-cicd"
  Owner      = "devops-team"
  CostCenter = "engineering"
  Department = "technology"
  Tier       = "free"
}