Add eip7730 provider

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "src/chain_parsers/visualsign-ethereum/static/eip7730"]
+	path = src/chain_parsers/visualsign-ethereum/static/eip7730
+	url = https://github.com/LedgerHQ/clear-signing-erc7730-registry

src/Makefile

@@ -53,3 +53,6 @@ parser_enclave:
 .PHONY: parser_host
 parser_host:
 	cargo run --bin parser_host -- --host-ip $(PARSER_HOST) --host-port $(PARSER_PORT) --metrics --metrics-port $(PARSER_METRICS_PORT) --usock $(PARSER_OUTER_SOCKET_PATH)
+
+update_submodules:
+	git submodule update --init --recursive

src/chain_parsers/visualsign-ethereum/Cargo.toml

@@ -15,3 +15,15 @@ serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
 thiserror = "2.0.12"
 visualsign = { workspace = true }
+visualsign-erc7730-adapter = { git = "ssh://git@github.com/anchorageoss/visualsign-erc-7730-adapter.git", branch = "main" }
+phf = { version = "0.12.1", features = ["macros"] }
+
+[build-dependencies]
+phf_codegen = "0.12.1"
+serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
+visualsign-erc7730-adapter = { git = "ssh://git@github.com/anchorageoss/visualsign-erc-7730-adapter.git", branch = "main" }
+alloy-primitives = "1.0.20"
+
+[dev-dependencies]
+tempfile = "3"

src/chain_parsers/visualsign-ethereum/build.rs

@@ -0,0 +1,25 @@
+use std::{env, fs, io::Write, path::PathBuf};
+
+mod build_gen {
+    include!(concat!(env!("CARGO_MANIFEST_DIR"), "/build_src/gen.rs"));
+}
+
+fn main() {
+    // Directory containing the JSON registry specs
+    let manifest_dir = PathBuf::from(env::var("CARGO_MANIFEST_DIR").unwrap());
+    let registry_dir = manifest_dir.join("static/eip7730/registry");
+    println!("cargo:rerun-if-changed={}", registry_dir.display());
+    // Also rerun if the generator itself changes
+    let gen_src = manifest_dir.join("build_src/gen.rs");
+    println!("cargo:rerun-if-changed={}", gen_src.display());
+
+    // Collect entries and generate Rust code
+    let entries = build_gen::collect_entries(&registry_dir);
+    let generated = build_gen::generate_registry_rs(&entries);
+
+    // Write to OUT_DIR
+    let out_dir = PathBuf::from(env::var("OUT_DIR").unwrap());
+    let dest_path = out_dir.join("erc7730_registry_gen.rs");
+    let mut file = fs::File::create(&dest_path).unwrap();
+    writeln!(file, "{generated}").unwrap();
+}