Add basic Markdown to HTML conversion step

import subprocess

PANDOC_EXECUTABLE = "pandoc"

ACTIVE_MARKDOWN_EXTENSIONS = ("autolink_bare_uris", "emoji", "task_lists")

PANDOC_OPTIONS = (

    f"--from=markdown+{'+'.join(ACTIVE_MARKDOWN_EXTENSIONS)}",

    "--to=html",

    "--wrap=none",

)

def md_to_html(markdown: str) -> str:

    """

    Use pandoc to convert the given Markdown string to an HTML string.

    :param markdown: A string containing text in Markdown

    :return: The same text in HTML

    """

    result = subprocess.run(

        (PANDOC_EXECUTABLE, *PANDOC_OPTIONS),

        input=markdown,

        capture_output=True,

        text=True,

        check=True,

    )

    return result.stdout