Set up a specific type of page output on symfony 5

Lets move the project to a new template.

There are 3 types of html-filled pages in the admin.

You want to set up a output controller and a template, connect styles and scripts.

The budget is approximate.
In response, please write the difference of the types of data DATETIME and TIMESTAMP.
The questions on the merits, references to the summary are welcome.

Teams and firms are not interested.