FROM node:20-alpine

WORKDIR /app

# Install json-server globally
RUN npm install -g json-server@0.17.4

# Create data directory
RUN mkdir -p /data

# Copy initial db.json
COPY db.json /data/db.json

EXPOSE 3001

# Use volume mount for persistence
VOLUME ["/data"]

CMD ["json-server", "--watch", "/data/db.json", "--host", "0.0.0.0", "--port", "3001"]