Cloud Infrastructure (Terraform)

Act as a Senior Cloud Architect. Write a Terraform configuration for an AWS S3 bucket.

Requirements:

• Bucket Name: Variables-based (var.bucket_name).
• Security: Block all public access.
• Versioning: Enabled.
• Encryption: Server-side encryption using AES256.
• Lifecycle Rule: Move objects to Glacier after 30 days.

Output:

• The main.tf code block.
• The variables.tf definitions.