72 lines
1.8 KiB
Docker
72 lines
1.8 KiB
Docker
# syntax=docker/dockerfile:1.6
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###############################################
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# Build stage: compile Flutter web artifacts. #
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###############################################
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FROM ubuntu:22.04 AS build
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ENV DEBIAN_FRONTEND=noninteractive \
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FLUTTER_CHANNEL=stable \
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FLUTTER_VERSION=3.24.3 \
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FLUTTER_HOME=/opt/flutter
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RUN apt-get update && \
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apt-get install -y --no-install-recommends \
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ca-certificates \
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curl \
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git \
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unzip \
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xz-utils \
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zip \
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libglu1-mesa && \
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rm -rf /var/lib/apt/lists/*
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RUN curl -fsSL "https://storage.googleapis.com/flutter_infra_release/releases/${FLUTTER_CHANNEL}/linux/flutter_linux_${FLUTTER_VERSION}-${FLUTTER_CHANNEL}.tar.xz" \
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| tar -xJ -C /opt && \
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ln -s ${FLUTTER_HOME} /usr/local/flutter
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ENV PATH="${FLUTTER_HOME}/bin:${FLUTTER_HOME}/bin/cache/dart-sdk/bin:${PATH}"
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RUN flutter config --enable-web && \
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flutter doctor -v
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WORKDIR /app
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COPY pubspec.yaml pubspec.lock ./
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RUN flutter pub get
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COPY . .
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RUN flutter build web --release
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##########################################
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# Runtime stage: serve assets via nginx. #
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##########################################
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FROM ubuntu:22.04 AS runner
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ENV DEBIAN_FRONTEND=noninteractive
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RUN apt-get update && \
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apt-get install -y --no-install-recommends nginx && \
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rm -rf /var/lib/apt/lists/*
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# Remove default site definition to avoid duplicate configs.
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RUN rm -f /etc/nginx/sites-enabled/default
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# Provide a minimal nginx site config for the Flutter web assets.
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RUN printf 'server {\n\
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listen 80 default_server;\n\
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listen [::]:80 default_server;\n\
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root /var/www/html;\n\
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index index.html;\n\
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location / {\n\
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try_files $uri $uri/ /index.html;\n\
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}\n\
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}\n' > /etc/nginx/conf.d/flutter.conf
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COPY --from=build /app/build/web /var/www/html
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EXPOSE 80
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CMD ["nginx", "-g", "daemon off;"]
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