# versions.tf - Enterprise-grade version management
# This file pins provider versions for consistency across environments

terraform {
  required_version = ">= 1.5.0"
  
  required_providers {
    aws = {
      source  = "hashicorp/aws"
      version = "~> 6.3.0"  # Pin to specific minor version for stability
    }
  }
}

# Provider configuration with default tags (enterprise best practice)
provider "aws" {
  region = var.aws_region
  
  # Default tags applied to all resources (enterprise requirement)
  default_tags {
    tags = {
      Environment         = "production"
      Project            = "nvhi-atsila"
      ManagedBy          = "terraform"
      Owner              = "devops-team"
      CostCenter         = "engineering"
      SecurityReview     = "2024-Q4"
      DataClassification = "internal"
    }
  }
}