| # Official Dart image: https://hub.docker.com/_/dart |
| # Specify the Dart SDK base image version using dart:<version> (ex: dart:2.12) |
| FROM dart:stable AS build |
| |
| # Resolve app dependencies. |
| WORKDIR /app |
| COPY functions/pubspec.* functions/ |
| WORKDIR /app/functions |
| RUN dart pub get |
| |
| # Copy app source code and AOT compile it. |
| COPY functions/ . |
| # Ensure packages are still up-to-date if anything has changed |
| RUN dart pub get --offline |
| RUN dart compile exe bin/server.dart -o bin/server |
| WORKDIR /app |
| # Build minimal serving image from AOT-compiled `/server` and required system |
| # libraries and configuration files stored in `/runtime/` from the build stage. |
| FROM scratch |
| COPY --from=build /runtime/ / |
| COPY --from=build /app/functions/bin/server /app/bin/ |
| |
| # Start server. |
| EXPOSE 8080 |
| CMD ["/app/bin/server"] |
