Dockerfile.mock-api

# syntax=docker/dockerfile:1

# =============================================================================
# Dockerfile for Mock D-Tools API Server
# =============================================================================
# This is a lightweight image for the mock API server used in development
# and testing scenarios.
# =============================================================================

FROM node:20-alpine

# Install dumb-init for proper signal handling
RUN apk add --no-cache dumb-init wget

# Create non-root user
RUN addgroup -g 1001 -S mockapi && \
    adduser -S mockapi -u 1001

# Set working directory
WORKDIR /app

# Copy mock API files
COPY mock-api/ ./mock-api/

# Set proper permissions
RUN chown -R mockapi:mockapi /app

# Switch to non-root user
USER mockapi

# Expose mock API port
EXPOSE 3456

# Health check
HEALTHCHECK --interval=10s --timeout=5s --start-period=5s --retries=3 \
    CMD wget -qO- http://localhost:3456/health || exit 1

# Use dumb-init for signal handling
ENTRYPOINT ["dumb-init", "--"]

# Run mock server
CMD ["node", "mock-api/server.js"]