after implementing https://github.com/NethermindEth/stellar-private-payments/issues/158 and https://github.com/NethermindEth/stellar-private-payments/issues/159 we may reduce the pub interfaces in app/crates/core based on the actual use in platforms web/cli/mcp etc
after implementing #158 and #159 we may reduce the pub interfaces in app/crates/core based on the actual use in platforms web/cli/mcp etc