Improvement of the email template to increase click rate + layout in G

What is required from the performer:

to evaluate the current logic of the email from the perspective of email marketing;
to suggest how to improve CTR / click rate;
to adjust if necessary:
the structure of blocks,
the hierarchy of content,
CTA,
emphasis in the texts,
visual presentation for better clicks;
to adapt the layout for correct email formatting;
to code the email in GR;
to create a template so that in the future it will be possible to:
change texts,
replace individual blocks,
use the structure for other emails in the series / campaigns.