bug: ft.Markdown cannot render the HTML img tags

[zangxx66]

Duplicate Check

• I have searched the opened issues and there are no duplicates

Describe the bug

ft.Markdown cannot render HTML tags,it can only render strings in Markdown format.

Code sample

Code

sample = """
# hello world

<img src="https://raw.githubusercontent.com/flet-dev/flet/refs/heads/main/media/logo/flet-logo.svg" />
"""


def run_sample(page: ft.Page):
    page.add(
        ft.Markdown(
            value=sample,
            extension_set=ft.MarkdownExtensionSet.GITHUB_WEB,
        )
    )  

ft.run(run_sample)

To reproduce

1. Run sample code.
2. Show only the text content

Expected behavior

No response

Screenshots / Videos

Captures

Operating System

macOS

Operating system details

macOS 15.7.4

Flet version

0.82.2

Regression

I'm not sure / I don't know

Suggestions

No response

Logs

Logs

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Additional details

No response