# Dockerfile for MCP Time Tools HTTP Server
#
# Usage (from directory containing this Dockerfile and mcp_time_server.py):
#
#   docker build -t mcp-time-tools .
#   docker run -p 8080:8080 mcp-time-tools
#
# To pass a different script at build time:
#
#   docker build -t mcp-time-tools \
#     --build-arg SCRIPT=mcp_time_server.py \
#     --build-arg SCRIPT_PATH=/app/mcp_time_server.py \
#     .
#
# Or mount an external script via a build context volume or multi-stage if needed.

FROM python:3.12-slim

WORKDIR /app

# Default script name and location; can be overridden via --build-arg
ARG SCRIPT=mcp_time_server.py
ARG SCRIPT_PATH=/app/mcp_time_server.py

# Install runtime dependency for ISO 8601 duration parsing
RUN pip install --no-cache-dir python-dateutil

# Copy the script into the container
COPY ${SCRIPT} ${SCRIPT_PATH}

# Expose HTTP port
EXPOSE 8080

# Default port can be overridden at runtime with -e PORT=...
ENV PORT=8080

# Start the MCP time tools HTTP server
ENTRYPOINT ["python", "-u", "${SCRIPT_PATH}"]