Dockerfile

# Context-Simplo Docker image
# Multi-stage build for optimized production image

FROM node:22-slim AS builder

WORKDIR /app

# Install build dependencies
RUN apt-get update && apt-get install -y \
    python3 \
    make \
    g++ \
    curl \
    && rm -rf /var/lib/apt/lists/*

# Copy root package files
COPY package*.json ./

# Install root dependencies (HUSKY=0 skips git hook setup in Docker)
RUN HUSKY=0 npm ci --legacy-peer-deps

# Copy source and build backend
COPY tsconfig*.json ./
COPY src ./src
RUN npm run build

# Copy SQL migration files (not copied by TypeScript compiler)
RUN mkdir -p dist/store/migrations
COPY src/store/migrations/*.sql dist/store/migrations/

# Copy WASM grammar files for AST engine
RUN mkdir -p dist/core/ast/grammars
COPY src/core/ast/grammars/*.wasm dist/core/ast/grammars/

# Remove devDependencies to slim down the production image
RUN npm prune --omit=dev --legacy-peer-deps

# Dashboard stage — isolated to avoid esbuild version conflicts with root
FROM node:22-slim AS dashboard-builder
WORKDIR /dashboard
COPY dashboard/package.json ./
RUN npm install --no-package-lock
COPY dashboard/ ./
RUN npm run build

# Production stage
FROM node:22-slim

# Install runtime dependencies.
# `git` is required at runtime by simple-git for the EML diff observer and
# git-authorship ingestion; without it those features silently no-op.
RUN apt-get update && apt-get install -y \
    curl \
    git \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Copy built files from builder
COPY --from=builder /app/dist ./dist
COPY --from=dashboard-builder /dashboard/dist ./dashboard/dist
COPY --from=builder /app/node_modules ./node_modules
COPY --from=builder /app/package.json ./
COPY .contextignore.default ./

# Copy MCP template files
COPY templates ./templates

# Create data, workspace, and host mount directories
RUN mkdir -p /data /workspace /host

# Set environment variables
ENV NODE_ENV=production
ENV DATA_DIR=/data
ENV WORKSPACE_ROOT=/workspace
ENV MOUNT_ROOT=/host
ENV NODE_OPTIONS="--max-old-space-size=2560 --expose-gc"

# Expose port
EXPOSE 3001

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=120s --retries=3 \
  CMD curl -f http://localhost:3001/api/health || exit 1

# Volume mounts
VOLUME ["/workspace", "/host", "/data"]

# Run the application
CMD ["node", "dist/index.js"]