pub fn parse_secret_reference(source: &str) -> Option<(&str, &str)>Expand description
Parse a secret reference string to determine the provider. Formats:
1password://Vault/Item/Field→ 1Passwordbitwarden://folder/item→ Bitwardenlastpass://folder/item/field→ LastPassvault://secret/path#field→ HashiCorp Vault
Returns (provider_name, reference_path).