Dockerfile.node

# =============================================================================
# AgentStudio Docker Image - Full Build from Source
# =============================================================================
# This Dockerfile builds AgentStudio completely inside Docker
# 
# Requirements:
#   - Docker with at least 4GB memory (6GB recommended)
#   - For Colima: colima start --memory 6
#
# Usage:
#   docker build -t agentstudio:latest .
#   docker run -d -p 4936:4936 -v ./data/home:/home/agentstudio agentstudio:latest
# =============================================================================

# -----------------------------------------------------------------------------
# Stage 1: Build Stage
# -----------------------------------------------------------------------------
FROM node:20-slim AS builder

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

# Install pnpm
RUN npm install -g pnpm@10

WORKDIR /build

# Copy package files first for better layer caching
COPY package.json pnpm-workspace.yaml pnpm-lock.yaml* ./
COPY frontend/package.json ./frontend/
COPY backend/package.json ./backend/

# Install all dependencies (including devDependencies for build)
RUN pnpm install --frozen-lockfile || pnpm install

# Copy source code
COPY frontend ./frontend
COPY backend ./backend
COPY tsconfig.json ./

# Build with memory optimization
# NODE_OPTIONS limits V8 heap size to prevent OOM
ENV NODE_OPTIONS="--max-old-space-size=3072"

# Build frontend
RUN cd frontend && pnpm run build

# Build backend
RUN cd backend && pnpm run build

# -----------------------------------------------------------------------------
# Stage 2: Production Stage
# -----------------------------------------------------------------------------
FROM node:20-slim AS production

# Install runtime dependencies
RUN apt-get update && apt-get install -y \
    curl \
    git \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

# Install pnpm (needed for workspace install)
RUN npm install -g pnpm@10

# Create non-root user with configurable UID/GID
# Note: node:20-slim has uid 1000 as 'node' user, so we rename it
ARG USER_ID=1000
ARG GROUP_ID=1000
RUN if [ "${USER_ID}" = "1000" ]; then \
        usermod -l agentstudio -d /home/agentstudio -m node && \
        groupmod -n agentstudio node; \
    else \
        groupadd -g ${GROUP_ID} agentstudio 2>/dev/null || true && \
        useradd -m -u ${USER_ID} -g ${GROUP_ID} -s /bin/bash agentstudio 2>/dev/null || true; \
    fi

# Set working directory
WORKDIR /app

# Copy package files for production install
COPY --from=builder /build/package.json /build/pnpm-workspace.yaml /build/pnpm-lock.yaml* ./
COPY --from=builder /build/frontend/package.json ./frontend/
COPY --from=builder /build/backend/package.json ./backend/

# Copy built artifacts from builder stage
COPY --from=builder /build/frontend/dist ./frontend/dist
COPY --from=builder /build/backend/dist ./backend/dist

# Install production dependencies only
WORKDIR /app/backend
RUN pnpm install --prod --frozen-lockfile || pnpm install --prod

# Setup frontend static files
RUN mkdir -p /app/backend/public && \
    cp -r /app/frontend/dist/* /app/backend/public/

# Create data directories with correct permissions
RUN mkdir -p /home/agentstudio/.agentstudio/{data,config,agents,run,scripts,slack-session-locks,scheduled-tasks} && \
    mkdir -p /home/agentstudio/.claude/projects && \
    chown -R agentstudio:agentstudio /home/agentstudio && \
    chown -R agentstudio:agentstudio /app

# Switch to non-root user
USER agentstudio

# Set environment variables
ENV NODE_ENV=production \
    PORT=4936 \
    HOME=/home/agentstudio

WORKDIR /app/backend

# Expose port
EXPOSE 4936

# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=15s --retries=3 \
    CMD curl -f http://localhost:${PORT}/api/health || exit 1

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