Feat: Markdown support

[Vaibhav2002]

Is your feature request related to a problem? Please describe.

Allowing users to write their content in markdown format to allow users write beautifully formatted content.
From headings, to quotes to images and tables, Markdown beautifies content writing.

Describe the solution you'd like

Add Markdown support in the Editor and Display formatted markdown in the content.

Describe alternatives you've considered

No response

Additional context

Look into some maintained and popular markdown library for android and integrate it.
Please tell us about your plan in integrating this feature, will then assign it to the person who fits the best.

Code of Conduct

• I agree to follow this project's Code of Conduct

[ManogjnaSinguluri]

I am interested to work on this issue. Could you assign this to me

[ManogjnaSinguluri]

Do you want add it as an additional option while writing notes along with the current way or replace the current one?

[Vaibhav2002]

Replace the current one.

Would be great if one can add this kind of toolbar too (with shortcuts appropriate for the app)

[Vaibhav2002]

@ManogjnaSinguluri please describe how you are going to add this feature.
Try to describe it as briefly and clearly as you can.