This function extracts and returns the template portion of a unified database, optionally retrieving a specific template by name.
Examples
if (FALSE) { # \dontrun{
# Import all databases
unified_db <- boilerplate_import()
# Get all templates
template_db <- boilerplate_template(unified_db)
# Get a specific template
journal_template <- boilerplate_template(unified_db, "journal_article")
} # }