# Dockerfile for REChain version 4.1.8+1152 - latest release as of 2025-07-08 # Use Cirrus CI Flutter image as builder FROM ghcr.io/cirruslabs/flutter as builder # Install necessary tools RUN sudo apt update && sudo apt install -y curl wget jq # Download yq for YAML processing WORKDIR /tmp RUN wget https://github.com/mikefarah/yq/releases/download/v4.40.5/yq_linux_amd64.tar.gz RUN tar -xzvf ./yq_linux_amd64.tar.gz RUN mv yq_linux_amd64 /usr/bin/yq # Copy project files and build Flutter web app COPY . /app WORKDIR /app RUN ./scripts/prepare-web.sh COPY config.* /app/ RUN flutter pub get RUN flutter build web --dart-define=FLUTTER_WEB_CANVASKIT_URL=canvaskit/ --release --source-maps # Use nginx alpine image to serve the built web app FROM docker.io/nginx:alpine RUN rm -rf /usr/share/nginx/html COPY --from=builder /app/build/web /usr/share/nginx/html