Function calculate_script_hash 

pub fn calculate_script_hash(
    address: &str,
    network: Option<Network>,
) -> Result<String, DerivationError>

Calculates a script hash for a given Bitcoin address and network type.

The script hash is calculated by taking the SHA256 hash of the scriptPubKey and then reversing the byte order, as required by the Electrum protocol.

Arguments

• address - A Bitcoin address string
• network - Optional network type. Default is Network::Bitcoin.

Returns

• Result<String, DerivationError> - The script hash as a hex string or an error

Errors

• DerivationError::BitcoinError - If the address cannot be parsed or network validation fails