FROM node:18-alpine

# Install system dependencies
RUN apk add --no-cache \
    git \
    python3 \
    py3-pip \
    make \
    g++ \
    build-base \
    cairo-dev \
    pango-dev \
    postgresql-client

# Set environment variables
ENV N8N_HOST=0.0.0.0 \
    N8N_PORT=7860 \
    NODE_ENV=production \
    N8N_ENCRYPTION_KEY=your-secure-key \
    N8N_ENFORCE_SETTINGS_FILE_PERMISSIONS=true

# If using Hugging Face with Supabase, omit these:
# ENV DB_TYPE=postgresdb \
#     DB_POSTGRESDB_HOST=your-database-host \
#     DB_POSTGRESDB_PORT=5432 \
#     DB_POSTGRESDB_DATABASE=your-database-name \
#     DB_POSTGRESDB_USER=your-database-user \
#     DB_POSTGRESDB_PASSWORD=your-database-password

# Install n8n globally
RUN npm install -g n8n@1.76.1

# Create necessary directories
RUN mkdir -p /root/.n8n/database \
             /root/.n8n/config \
             /root/.n8n/workflows \
             /root/.n8n/logs \
    && chmod -R 700 /root/.n8n

# Set working directory
WORKDIR /data

# Expose the port
EXPOSE 7860

# Start n8n
CMD ["n8n", "start"]