OptionalstaticWorkflow definitions this app declares as desired state. Each entry is a
serialized gestalt.provider.v1.WorkflowDefinitionSpec (workflow.proto).
Framed as bytes because workflow.proto imports app.proto, so this file
cannot reference WorkflowDefinitionSpec directly. The spec id is the
app-local id; stored ids look like app_notes_daily-summary (app name + local id)
and are applied with gestaltd authority on the config-definitions reconcile path.
ProviderMetadata describes an integration provider's static capabilities.