Create Diary Writing Text Editor

[mrunalnshah]

Implement the Diary Writing Text Editor based on Design.

@PineappleX2020 , help in Database Part.

Design:

[mrunalnshah]

Text Editor work done.

Image Features need to be done. and adding some AI Features.

[mrunalnshah]

Note for me: Use GPTMarkdown and see the output.

[mrunalnshah]

https://stackoverflow.com/questions/49592099/slide-focus-to-textfield-in-flutter

[mrunalnshah]

finally Most work is done.

[mrunalnshah]

Reaction to be stored when closing without saving left.