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+# AWS Multi-Tier Infrastructure - Main Configuration
+# See README.md for full documentation
+
+terraform {
+  required_version = ">= 1.5.0"
+  
+  required_providers {
+    aws = {
+      source  = "hashicorp/aws"
+      version = "~> 5.0"
+    }
+  }
+  
+  backend "s3" {
+    bucket         = "terraform-state-prod-12345"  # CHANGE THIS
+    key            = "infrastructure/terraform.tfstate"
+    region         = "us-east-1"
+    encrypt        = true
+    dynamodb_table = "terraform-locks"
+  }
+}
+
+provider "aws" {
+  region = var.aws_region
+  
+  default_tags {
+    tags = {
+      Environment = var.environment
+      Project     = var.project_name
+      ManagedBy   = "Terraform"
+    }
+  }
+}
+
+# For full configuration see:
+# http://git.thedevops.dev/admin/k3s-gitops/src/branch/main/terraform/aws-infrastructure
+#
+# This is a production-ready example that includes:
+# - VPC with public/private subnets
+# - Application Load Balancer
+# - Auto Scaling Group
+# - RDS PostgreSQL
+# - S3 buckets
+# - CloudWatch monitoring
+# - IAM roles
+#
+# Quick start:
+# 1. Copy environments/dev.tfvars to terraform.tfvars
+# 2. Edit: project_name, db_password
+# 3. Run: terraform init && terraform apply