Dockerfile

# Multi-stage Dockerfile for AgentLab.
#
# Stage 1 builds the Go binary; stage 2 installs the Python tool servers;
# the final stage merges both into a slim image that has Python 3.12 + the
# agentlab CLI on PATH.

# -- 1) Go build ---------------------------------------------------------------
FROM golang:1.22-bookworm AS go-build

WORKDIR /src
COPY go.mod go.sum ./
RUN go mod download

COPY cmd ./cmd
COPY internal ./internal
COPY tasks ./tasks
RUN CGO_ENABLED=0 GOOS=linux go build -ldflags="-s -w" -o /out/agentlab ./cmd/agentlab

# -- 2) Python build -----------------------------------------------------------
FROM python:3.12-slim-bookworm AS py-build

WORKDIR /src
COPY pyproject.toml README.md ./
COPY agentlab_tools ./agentlab_tools

RUN python -m venv /opt/venv && \
    /opt/venv/bin/pip install --no-cache-dir --upgrade pip && \
    /opt/venv/bin/pip install --no-cache-dir .

# -- 3) Runtime ----------------------------------------------------------------
FROM python:3.12-slim-bookworm AS runtime

RUN useradd --create-home --uid 1000 agent
USER agent
WORKDIR /home/agent

COPY --from=py-build /opt/venv /opt/venv
COPY --from=go-build /out/agentlab /usr/local/bin/agentlab
COPY tasks /home/agent/tasks
COPY agentlab_tools /home/agent/agentlab_tools

ENV PATH=/opt/venv/bin:$PATH
ENV PYTHONUNBUFFERED=1
ENV PYTHONPATH=/home/agent

ENTRYPOINT ["agentlab"]
CMD ["--config", "/home/agent/tasks/agentlab.yaml"]