feat: Implement Docker deployment with configurable SSE/STDIO modes and add get_current_time tool.

Dockerfile

@@ -0,0 +1,28 @@
+# Use Python 3.14 as requested (using rc-slim as 3.14 is likely in pre-release)
+# If 3.14-slim-bookworm is not available, this might need adjustment to python:3.14-rc-slim or similar.
+FROM python:3.14-rc-slim-bookworm
+
+# Install uv
+COPY --from=ghcr.io/astral-sh/uv:latest /uv /bin/uv
+
+# Set working directory
+WORKDIR /app
+
+# Copy dependency files
+COPY pyproject.toml uv.lock ./
+
+# Sync dependencies (frozen to ensure reproducibility)
+RUN uv sync --frozen
+
+# Copy source code
+COPY src/ src/
+COPY entrypoint.sh .
+
+# Make entrypoint executable
+RUN chmod +x entrypoint.sh
+
+# Expose port 8000 for SSE mode
+EXPOSE 8000
+
+# Set entrypoint
+ENTRYPOINT ["/app/entrypoint.sh"]