feat: L2→L1→L2 synchronous composability

.github/workflows/node_docker_build.yml

@@ -66,6 +66,8 @@ jobs:
           file: Dockerfile
           platforms: ${{ matrix.platform }}
           push: true
+          build-args: |
+            BLST_PORTABLE=1
           outputs: type=image,name=${{ env.DOCKER_REGISTRY }}/${{ env.DOCKER_REPOSITORY_PROD }},push-by-digest=true,name-canonical=true
 
       - name: Set digest output

Dockerfile

@@ -10,6 +10,13 @@ RUN apt-get update && apt-get install -y \
 # Set the working directory inside the container
 WORKDIR /app/catalyst_node
 
+# Force blst (and the blst vendored by c-kzg) to compile without ADX/BMI2 asm.
+# Without this, binaries built on modern CI runners SIGILL on older Intel CPUs
+# (e.g. pre-Broadwell Macs, and Intel-Mac Docker Desktop VMs that don't expose
+# those features to the guest).
+ARG BLST_PORTABLE=1
+ENV BLST_PORTABLE=${BLST_PORTABLE}
+
 # Copy only the toolchain file first
 COPY rust-toolchain.toml .
 

common/src/config/mod.rs

@@ -239,7 +239,7 @@ impl Config {
         let taiko_anchor_address = Address::from_str(&taiko_anchor_address_str)
             .map_err(|e| address_parse_error(TAIKO_ANCHOR_ADDRESS, e, &taiko_anchor_address_str))?;
 
-        const BRIDGE_ADDRESS: &str = "TAIKO_BRIDGE_L2_ADDRESS";
+        const BRIDGE_ADDRESS: &str = "L2_BRIDGE_ADDRESS";
         let taiko_bridge_address_str = std::env::var(BRIDGE_ADDRESS).unwrap_or_else(|_| {
             warn!(
                 "No Bridge contract address found in {} env var, using default",