dig-capsule 0.5.0

The DIG Network .dig capsule data plane — one crate over the DIGS format, capsule read-crypto, compiler, staging, and the guest/host serve triad.
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use crate::imp::core::{Bytes32, ChiaBlockRef};
use crate::imp::crypto::bls;
use crate::imp::prover::{
    build_public_input, MockChainSource, MockProver, MockVerifier, Prover, ProverError,
    ServingInputs, Verifier,
};

#[test]
fn program_hash_mismatch_is_rejected() {
    let sk = bls::SecretKey::from_seed(&[7u8; 32]);
    let pk = sk.public_key();
    let block = ChiaBlockRef {
        header_hash: Bytes32([0x55u8; 32]),
        height: 42,
        timestamp: 1_000_000,
    };
    let proven = Bytes32([0xAAu8; 32]);
    let root = Bytes32([0xBBu8; 32]);
    let public_input = build_public_input(&[0x33u8; 32], &block);
    let serving = ServingInputs {
        retrieval_key: Bytes32([1u8; 32]),
        roothash: root,
        chunk_ciphertext: vec![vec![1]],
    };
    let proof = MockProver::new(sk, pk, block.clone())
        .prove(proven, &public_input, &serving)
        .unwrap();
    let chain = MockChainSource::new(vec![block], 1_000_100);
    let err = MockVerifier
        .verify(&proof, Bytes32([0xCCu8; 32]), &[root], &chain)
        .unwrap_err();
    assert!(matches!(err, ProverError::ProgramHashMismatch { .. }));
}