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Infrastructure/foundation/terraform.tfvars.example

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+# 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"
+}