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- Multi-stage build with Python slim base - Installs heidi-cli via pip install -e . - Runs heidi serve on port 7777 - Skips wizard with HEIDI_NO_WIZARD=1 - Includes documentation in docs/DOCKER_HEIDI_CLI.md
Summary of ChangesHello @heidi-dang, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed! This pull request significantly enhances the deployability of the Highlights
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Code Review
This pull request introduces a Dockerfile for heidi-cli, enhancing portability and ease of use. A critical security concern is that the container currently runs as the root user, posing a significant risk. Additionally, the Dockerfile can be improved by adopting multi-stage builds for smaller and more secure images, and some inconsistencies in the documentation need addressing for clarity.
| FROM python:3.11-slim-bookworm | ||
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| WORKDIR /app | ||
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| RUN apt-get update && apt-get install -y --no-install-recommends \ | ||
| curl \ | ||
| && rm -rf /var/lib/apt/lists/* | ||
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| COPY . . | ||
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| RUN pip install --no-cache-dir -e . | ||
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| EXPOSE 7777 | ||
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| ENV HEIDI_NO_WIZARD=1 | ||
| ENV HEIDI_UI_DIST=/app/heidi_cli/ui_dist | ||
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| HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \ | ||
| CMD curl -f http://localhost:7777/health || exit 1 | ||
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| CMD ["heidi", "serve", "--host", "0.0.0.0", "--port", "7777"] |
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The Docker container currently runs as the root user by default, which is a significant security risk. Running with root privileges allows an attacker to perform malicious actions and potentially escalate privileges. To mitigate this, a non-root user should be created and used. Additionally, this Dockerfile can be further improved by adopting a multi-stage build approach. This practice leads to smaller final images, better caching during builds, and enhanced security by reducing the attack surface, as build-time dependencies are excluded from the final image.
FROM python:3.11-slim-bookworm
WORKDIR /app
RUN apt-get update && apt-get install -y --no-install-recommends \
curl \
&& rm -rf /var/lib/apt/lists/*
# Create a non-root user and switch to it
RUN useradd --create-home appuser
USER appuser
COPY . .
RUN pip install --no-cache-dir -e .
EXPOSE 7777
ENV HEIDI_NO_WIZARD=1
ENV HEIDI_UI_DIST=/app/heidi_cli/ui_dist
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
CMD curl -f http://localhost:7777/health || exit 1
CMD ["heidi", "serve", "--host", "0.0.0.0", "--port", "7777"]
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| | Variable | Description | Default | | ||
| |----------|-------------|---------| | ||
| | `HEIDI_NO_WIZARD` | Skip setup wizard | Not set | |
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The default value for HEIDI_NO_WIZARD is documented as "Not set", but the Dockerfile explicitly sets it to 1 using ENV HEIDI_NO_WIZARD=1. The documentation should be updated to reflect that the setup wizard is disabled by default when running the Docker image.
| | `HEIDI_NO_WIZARD` | Skip setup wizard | Not set | | |
| | `HEIDI_NO_WIZARD` | Skip setup wizard | `1` | |
| FROM python:3.11-slim-bookworm | ||
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| WORKDIR /app | ||
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| RUN apt-get update && apt-get install -y --no-install-recommends \ | ||
| curl \ | ||
| npm \ | ||
| && rm -rf /var/lib/apt/lists/* | ||
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| COPY . . | ||
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| RUN pip install --no-cache-dir -e . | ||
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| # Build UI | ||
| RUN cd ui && npm ci && npm run build -- --base=/ui/ | ||
| RUN mkdir -p /app/heidi_cli/ui_dist && cp -r ui/dist/* /app/heidi_cli/ui_dist/ | ||
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| EXPOSE 7777 | ||
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| ENV HEIDI_NO_WIZARD=1 | ||
| ENV HEIDI_UI_DIST=/app/heidi_cli/ui_dist | ||
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| CMD ["heidi", "serve", "--host", "0.0.0.0", "--port", "7777"] |
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The example Dockerfile for building with the UI can be significantly improved by using a proper multi-stage build. This will create a smaller, more secure, and more efficiently built image by separating the UI build, Python package build, and final runtime environment. The current example also contains incorrect paths for the UI assets.
Here is a revised, more idiomatic multi-stage Dockerfile example that demonstrates this best practice:
FROM node:20-slim as ui-builder
WORKDIR /app
COPY ui/package.json ui/package-lock.json* ./
RUN npm ci
COPY ui/ ./
RUN npm run build -- --base=/ui/
# Stage 2: Build Python wheel with UI assets
FROM python:3.11-slim-bookworm as py-builder
WORKDIR /app
RUN pip install build
COPY pyproject.toml ./
COPY src ./src
# Copy built UI into the source tree before building the wheel
COPY --from=ui-builder /app/dist ./src/heidi_cli/ui_dist
RUN python -m build
# Stage 3: Final image
FROM python:3.11-slim-bookworm
WORKDIR /app
RUN apt-get update && apt-get install -y --no-install-recommends \
curl \
&& rm -rf /var/lib/apt/lists/*
COPY --from=py-builder /app/dist/*.whl /tmp/
RUN pip install --no-cache-dir /tmp/*.whl && rm -rf /tmp/*.whl
EXPOSE 7777
ENV HEIDI_NO_WIZARD=1
CMD ["heidi", "serve", "--host", "0.0.0.0", "--port", "7777"]
Summary
pip install -e .heidi serve --host 0.0.0.0 --port 7777HEIDI_NO_WIZARD=1Files
Dockerfile- Multi-stage Docker builddocs/DOCKER_HEIDI_CLI.md- DocumentationHow Tested
docker build -t heididang/heidi-cli:dev .docker run -d -p 7777:7777 heididang/heidi-cli:devcurl http://localhost:7777/health→{"status":"healthy"}curl http://localhost:7777/ui/→ 200 (returns "UI Not Built" message)Notes
Acceptance