feat(minio): implement copy_object method in MinioAdapter

[alip990]

Summary

• Add copy_object functionality to MinIO adapter for copying objects within or between buckets
• Implements the copy operation using boto3's S3 copy_object API
• Includes corresponding BDD test coverage

Changes

• ports.py: Added abstract copy_object() to MinioPort interface
• adapters.py: Implemented copy_object() in MinioAdapter
• feature: Added "Copy object within same bucket" test scenario
• steps: Added step implementation for copy object test

Example Usage

adapter.copy_object(
    src_bucket_name=\"source-bucket\",
    src_object_name=\"source-object.txt\",
    dest_bucket_name=\"destination-bucket\",
    dest_object_name=\"destination-object.txt\",
)

Type of Change

• New feature (non-breaking change which adds functionality)

How Has This Been Tested?

• BDD test scenario: "Copy object within same bucket" passes

Checklist:

• Code follows project style guidelines
• Self-review performed
• No new warnings generated
• Tests pass locally