Attempt at shrinking Docker image size

.dockerignore

@@ -0,0 +1,21 @@
+.git/
+.github/
+.venv/
+__pycache__/
+*.pyc
+*.pyo
+node_modules/
+app/
+tests/
+docs/
+models/
+*.egg-info/
+dist/
+build/
+.pytest_cache/
+.coverage
+htmlcov/
+.tox/
+.env
+.env.*
+.ruff_cache/

.github/workflows/docker-build.yml

@@ -82,5 +82,9 @@ jobs:
           platforms: linux/amd64
           push: true
           tags: ${{ steps.tag.outputs.tags }}
+          labels: |
+            org.opencontainers.image.source=https://github.com/daydreamlive/scope
+            org.opencontainers.image.description=Daydream Scope
+            org.opencontainers.image.licenses=MIT
           cache-from: type=gha
           cache-to: type=gha,mode=max

Dockerfile

@@ -1,48 +1,80 @@
-FROM nvidia/cuda:12.8.0-cudnn-runtime-ubuntu22.04
+# Stage 1: Builder
+FROM nvidia/cuda:12.8.0-runtime-ubuntu22.04 AS builder
 
 ENV DEBIAN_FRONTEND=noninteractive
-ENV PYTHONUNBUFFERED=1
-ENV CUDA_VISIBLE_DEVICES=0
-ENV NVIDIA_VISIBLE_DEVICES=all
-ENV NVIDIA_DRIVER_CAPABILITIES=compute,utility
-ENV DAYDREAM_SCOPE_LOGS_DIR=/workspace/logs
-ENV DAYDREAM_SCOPE_MODELS_DIR=/workspace/models
-
 WORKDIR /app
 
-RUN apt-get update && apt-get install -y \
-  # System dependencies
+RUN apt-get update && apt-get install -y --no-install-recommends \
   curl \
   git \
   build-essential \
   software-properties-common \
-  # Dependencies required for OpenCV
+  python3-dev \
   libgl1-mesa-glx \
   libglib2.0-0 \
   libsm6 \
   libxext6 \
   libxrender-dev \
   libgomp1 \
-  python3-dev \
-  # Cleanup
   && rm -rf /var/lib/apt/lists/*
 
-# Install Node.js 20.x
+# Install Node.js 20.x (only needed for frontend build)
 RUN curl -fsSL https://deb.nodesource.com/setup_20.x | bash - \
-  && apt-get install -y nodejs
+  && apt-get install -y --no-install-recommends nodejs \
+  && rm -rf /var/lib/apt/lists/*
 
 # Install uv (Python package manager)
 RUN curl -LsSf https://astral.sh/uv/install.sh | sh
 ENV PATH="/root/.local/bin:$PATH"
 
-# Install Python dependencies
+# Install Python dependencies (no dev deps, clean cache)
 COPY pyproject.toml uv.lock README.md .python-version LICENSE.md patches.pth .
-RUN uv sync --frozen
+RUN uv sync --frozen --no-dev && uv cache clean
 
 # Build frontend
 COPY frontend/ ./frontend/
 RUN cd frontend && npm install && npm run build
 
+# Stage 2: Runtime (no Node.js, no build tools, no caches)
+FROM nvidia/cuda:12.8.0-runtime-ubuntu22.04
+
+ENV DEBIAN_FRONTEND=noninteractive
+ENV PYTHONUNBUFFERED=1
+ENV CUDA_VISIBLE_DEVICES=0
+ENV NVIDIA_VISIBLE_DEVICES=all
+ENV NVIDIA_DRIVER_CAPABILITIES=compute,utility
+ENV DAYDREAM_SCOPE_LOGS_DIR=/workspace/logs
+ENV DAYDREAM_SCOPE_MODELS_DIR=/workspace/models
+
+WORKDIR /app
+
+# Runtime-only system dependencies (OpenCV, etc.)
+RUN apt-get update && apt-get install -y --no-install-recommends \
+  libgl1-mesa-glx \
+  libglib2.0-0 \
+  libsm6 \
+  libxext6 \
+  libxrender-dev \
+  libgomp1 \
+  && rm -rf /var/lib/apt/lists/*
+
+# Copy uv binary
+COPY --from=builder /root/.local/bin/uv /root/.local/bin/uv
+COPY --from=builder /root/.local/bin/uvx /root/.local/bin/uvx
+ENV PATH="/root/.local/bin:$PATH"
+
+# Copy Python virtual environment and project metadata
+COPY --from=builder /app/.venv /app/.venv
+COPY --from=builder /app/pyproject.toml /app/pyproject.toml
+COPY --from=builder /app/uv.lock /app/uv.lock
+COPY --from=builder /app/.python-version /app/.python-version
+COPY --from=builder /app/README.md /app/README.md
+COPY --from=builder /app/LICENSE.md /app/LICENSE.md
+COPY --from=builder /app/patches.pth /app/patches.pth
+
+# Copy built frontend
+COPY --from=builder /app/frontend/dist /app/frontend/dist
+
 # Copy project files
 COPY src/ /app/src/