init: ecdsa r1 & k1 with sha256 check

noir/Nargo.toml

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+[package]
+name = "noir"
+type = "bin"
+authors = [""]
+compiler_version = ">=0.36.0"
+
+[dependencies]

noir/README.md

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+# Openpassport Noir Circuits

noir/src/main.nr

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+use std::hash::sha256::sha256_var;
+
+fn ecdsa_secp256r1_sha256(
+    message: [u8; 32],
+    pub_key_x: [u8; 32],
+    pub_key_y: [u8; 32],
+    signature: [u8; 64],
+    msg_size: u64,
+) {
+    let hashed_message = sha256_var(message, msg_size);
+    std::println(hashed_message);
+    let valid_signature =
+        std::ecdsa_secp256r1::verify_signature(pub_key_x, pub_key_y, signature, hashed_message);
+    assert(valid_signature);
+}
+
+fn ecdsa_secp256k1_sha256(
+    message: [u8; 32],
+    pub_key_x: [u8; 32],
+    pub_key_y: [u8; 32],
+    signature: [u8; 64],
+    msg_size: u64,
+) {
+    let hashed_message = sha256_var(message, msg_size);
+    std::println(hashed_message);
+    let valid_signature =
+        std::ecdsa_secp256k1::verify_signature(pub_key_x, pub_key_y, signature, hashed_message);
+    assert(valid_signature);
+}
+