Validates an export config object without importing it.
Checks structural correctness: schema version, required fields, type
discriminator, and agency-specific field consistency. Does NOT validate
the semantic correctness of the config (e.g. whether the model exists).
Validates an export config object without importing it.
Checks structural correctness: schema version, required fields, type discriminator, and agency-specific field consistency. Does NOT validate the semantic correctness of the config (e.g. whether the model exists).