Comments layout functions

[Ofarouq310]

Summary of branch implementations:

- Upon the user click on the (Comments) button on the homepage layout:

• When the user clicks on the "Comment" button, the data is recorded in the [Involvement API] and the screen is updated.
• When the popup loads, the webapp retrieves data from the [Involvement API] to show the item comments.
• The total number of existing comments is displayed in the comments section.

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• Reorganize project files and folders.

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Please, refer to task details, if needed:
#11, #8, #5.

[BryteLitty]

Hi @Ofarouq310,

Great job so far!
Your milestone is complete! There is nothing else to say other than... it's time to merge it
Congratulations! 🎉

Highlights

• No linter errors ✔️
• Descriptive commit message ✔️
• Milestone works as expected ✔️
• Correct gitflow use ✔️

###Required Changes
N/A

Optional Changes

Every comment with the [OPTIONAL] prefix is not crucial enough to stop the approval of this PR. However, I strongly recommend you take them into account as they can make your code better.

Cheers and Happy coding!👏👏👏
Feel free to leave any questions or comments in the PR thread if something is not 100% clear.
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