s3 blob storage config - credentials, path style

[justcoon]

add configuration for S3 blob storage

• credentials
• path style

I am working on kubernetes helm chart for golem,
and trying to make it work with minio and rustfs - as alternatives of aws S3

I am having DNS resolutions issues for S3

golem/deployment-worker-executor-default-9897b44d5-97dnm[worker-executor-app-default]: 2026-01-22T14:57:48.261691Z  WARN gRPC connect_worker{api="connect_worker" api_type="grpc" worker_id="019be632-4f97-7df3-9512-08615fe965cd/product-search-agent()"}:retry{target="blob_oplog" op="exists" op_id="oplog-archive-1 - \"019be632-446b-7332-905e-fad0825f2d0f/019be632-4f97-7df3-9512-08615fe965cd/product-search-agent()\"" attempt=2}: golem_common::retries: op failure - retrying delay_ms=338 target_label="blob_oplog" op_label="exists" op_id="oplog-archive-1 - \"019be632-446b-7332-905e-fad0825f2d0f/019be632-4f97-7df3-9512-08615fe965cd/product-search-agent()\"" error="Dispatch failure: ConnectorError { kind: Io, source: hyper::Error(Connect, ConnectError(\"dns error\", Custom { kind: Uncategorized, error: \"failed to lookup address information: Name or service not known\" })), connection: Unknown }"

one of recommended solutions is use force path style