PyCafe - Solara - use markdown and HTML in ipywidgets yet adding HTML updating

app.py
requirements.txt
app.py
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# check out https://solara.dev/ for documentation
# or https://github.com/widgetti/solara/
# And check out https://py.cafe/maartenbreddels for more examples
import solara
import ipywidgets as widgets 
import markdown 
from ipywidgets import HTML

html = markdown.markdown("""# Markdown""")
the_HTML = HTML(html) # markdown as widget based on https://github.com/jupyter-widgets/ipywidgets/issues/2428#issuecomment-500084610
# reactive variables will trigger a component rerender
# when changed.
# When you change the default (now 0), hit the embedded browser
# refresh button to reset the state
clicks = solara.reactive(0)

but1 = widgets.RadioButtons(options=["foo", "bar"])
check1 = widgets.Checkbox(description="Click checkbox here & watch text above!", indent=False)
check2 = widgets.Checkbox(description="verylongstringherethisislong", indent=False)

box_layout = widgets.Layout(
    align_items='flex-start',
    width='1300px',
    justify_content='flex-start'
)


# Solara also supports ipywidgets
# remove the Page component and assign an ipywidget to
# the page variable, e.g.
vbox = widgets.VBox(
    children=[
        widgets.HBox(children=[but1,], layout=box_layout),
        the_HTML,
        #solara.Markdown(f"**Button color**:{clicks} "), # based on https://github.com/paddymul/buckaroo/blob/main/example-notebooks/Solara-Buckaroo.ipynb
        widgets.HBox(children=[check1], layout=box_layout)
    ]
)

# add wid
def update_html(change):
    if change['new']:
        # Update the HTML content when the checkbox is checked
        new_html = "<h2>Checkbox checked!</h2>"
        the_HTML.value = new_html
    else:
        # Reset the HTML content when the checkbox is unchecked
        the_HTML.value = html

# Bind the update_html function to the check1 checkbox
check1.observe(update_html, names='value')
page = vbox
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add HTML updating

use markdown and HTML in ipywidgets yet adding HTML updating
