test: add anvil harness for integration tests

Author: alxdca

nitro-contracts/Dockerfile

@@ -0,0 +1,13 @@
+FROM ghcr.io/foundry-rs/foundry:v1.3.1 AS foundry
+
+FROM node:20-bullseye-slim
+
+COPY --from=foundry /usr/local/bin/forge /usr/local/bin/forge
+
+WORKDIR /workspace
+COPY . /workspace
+RUN cp scripts/config.example.ts scripts/config.ts
+RUN yarn install
+RUN yarn build:all
+
+ENTRYPOINT ["yarn"]