Rename obsolete mentions to datasets_based
- rename prefix WORKER_LOOP_ to WORKER_
- rename DATASETS_BASED_ENDPOINT to WORKER_ENDPOINT
- rename DATASETS_BASED_CONTENT_MAX_BYTES to WORKER_CONTENT_MAX_BYTES
- ensure WORKER_STORAGE_PATHS is always used in Helm
Rename obsolete mentions to datasets_based: - rename prefix WORKER_LOOP_ to WORKER_
- rename DATASETS_BASED_ENDPOINT to WORKER_ENDPOINT
- rename DATASETS_BASED_CONTENT_MAX_BYTES to WORKER_CONTENT_MAX_BYTES
- ensure WORKER_STORAGE_PATHS is always used in Helm