feat(signer): Add Dirk support

.github/workflows/ci.yml

@@ -22,15 +22,23 @@ jobs:
     steps:
       - name: Checkout sources
         uses: actions/checkout@v4
+        with:
+          submodules: true
       - name: Install stable toolchain
         uses: dtolnay/rust-toolchain@stable
+      - name: Install protoc
+        run: sudo apt-get install protobuf-compiler
       - run: cargo clippy --all -- -D warnings
   tests:
     name: Test
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
         uses: actions/checkout@v4
+        with:
+          submodules: true
       - name: Install stable toolchain
         uses: dtolnay/rust-toolchain@stable
+      - name: Install protoc
+        run: sudo apt-get install protobuf-compiler
       - run: cargo test --all-features

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "crates/signer/proto"]
+	path = crates/signer/proto
+	url = https://github.com/wealdtech/eth2-signer-api.git