alihan/gemini-fullstack-langgraph-quickstart
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Fix Dockerfile

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Jay W
2025-06-02 15:40:18 +01:00
parent 5a8f89a9de
commit 99f745b951
1 changed files with 24 additions and 7 deletions
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31
Dockerfile
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@@ -19,6 +19,14 @@ RUN npm run build
# Stage 2: Python Backend
FROM docker.io/langchain/langgraph-api:3.11
# -- Install UV --
# First install curl, then install UV using the standalone installer
RUN apt-get update && apt-get install -y curl && \
curl -LsSf https://astral.sh/uv/install.sh | sh && \
apt-get clean && rm -rf /var/lib/apt/lists/*
ENV PATH="/root/.local/bin:$PATH"
# -- End of UV installation --
# -- Copy built frontend from builder stage --
# The app.py expects the frontend build to be at ../frontend/dist relative to its own location.
# If app.py is at /deps/backend/src/agent/app.py, then ../frontend/dist resolves to /deps/frontend/dist.
@@ -28,19 +36,28 @@ COPY --from=frontend-builder /app/frontend/dist /deps/frontend/dist
# -- Adding local package . --
ADD backend/ /deps/backend
# -- End of local package . --
# -- Installing all local dependencies --
RUN PYTHONDONTWRITEBYTECODE=1 pip install --no-cache-dir -c /api/constraints.txt -e /deps/backend
# -- Installing all local dependencies using UV --
# First, we need to ensure pip is available for UV to use
RUN uv pip install --system pip setuptools wheel
# Install dependencies with UV, respecting constraints
RUN cd /deps/backend && \
PYTHONDONTWRITEBYTECODE=1 UV_SYSTEM_PYTHON=1 uv pip install --system -c /api/constraints.txt -e .
# -- End of local dependencies install --
ENV LANGGRAPH_HTTP='{"app": "/deps/backend/src/agent/app.py:app"}'
ENV LANGSERVE_GRAPHS='{"agent": "/deps/backend/src/agent/graph.py:graph"}'
# -- Ensure user deps didn't inadvertently overwrite langgraph-api
RUN mkdir -p /api/langgraph_api /api/langgraph_runtime /api/langgraph_license && touch /api/langgraph_api/__init__.py /api/langgraph_runtime/__init__.py /api/langgraph_license/__init__.py
# Create all required directories that the langgraph-api package expects
RUN mkdir -p /api/langgraph_api /api/langgraph_runtime /api/langgraph_license /api/langgraph_storage && \
touch /api/langgraph_api/__init__.py /api/langgraph_runtime/__init__.py /api/langgraph_license/__init__.py /api/langgraph_storage/__init__.py
# Use pip for this specific package as it has poetry-based build requirements
RUN PYTHONDONTWRITEBYTECODE=1 pip install --no-cache-dir --no-deps -e /api
# -- End of ensuring user deps didn't inadvertently overwrite langgraph-api --
# -- Removing pip from the final image ~<:===~~~ --
RUN pip uninstall -y pip setuptools wheel && rm -rf /usr/local/lib/python*/site-packages/pip* /usr/local/lib/python*/site-packages/setuptools* /usr/local/lib/python*/site-packages/wheel* && find /usr/local/bin -name "pip*" -delete
# -- Removing pip from the final image (but keeping UV) --
RUN uv pip uninstall --system pip setuptools wheel && \
rm -rf /usr/local/lib/python*/site-packages/pip* /usr/local/lib/python*/site-packages/setuptools* /usr/local/lib/python*/site-packages/wheel* && \
find /usr/local/bin -name "pip*" -delete
# -- End of pip removal --
WORKDIR /deps/backend
WORKDIR /deps/backend