Make nitro-contracts branch configurable

docker-compose.yaml

@@ -342,7 +342,10 @@ services:
       - geth
       - sequencer
     pid: host
-    build: rollupcreator/
+    build:
+      context: rollupcreator/
+      args:
+        NITRO_CONTRACTS_BRANCH: ${NITRO_CONTRACTS_BRANCH:-main}
     volumes:
       - "config:/config"
       - "rollupcreator-data:/workspace"

rollupcreator/Dockerfile

@@ -1,8 +1,9 @@
 FROM node:16-bullseye-slim
+ARG NITRO_CONTRACTS_BRANCH=main
 RUN apt-get update && \
     apt-get install -y git docker.io python3 build-essential curl jq
 WORKDIR /workspace  
-RUN git clone -b testnode-deploy https://github.com/OffchainLabs/nitro-contracts.git ./
+RUN git clone -b ${NITRO_CONTRACTS_BRANCH} https://github.com/OffchainLabs/nitro-contracts.git ./
 RUN curl -L https://foundry.paradigm.xyz | bash
 ENV PATH="${PATH}:/root/.foundry/bin"
 RUN foundryup

test-node.bash

@@ -255,6 +255,10 @@ if $force_build; then
       docker build blockscout -t blockscout -f blockscout/docker/Dockerfile
     fi
   fi
+
+  NITRO_CONTRACTS_BRANCH="testnode-deploy"
+  export NITRO_CONTRACTS_BRANCH
+
   LOCAL_BUILD_NODES="scripts rollupcreator"
   if $tokenbridge || $l3_token_bridge; then
     LOCAL_BUILD_NODES="$LOCAL_BUILD_NODES tokenbridge"