fix (ui): Prevent large content layout shifts (CLS) on Blog pages (#132)

Description

CLS measures the sum total of all layout shift that occurs during the entire lifespan of the page.

Following are the improvements for performance issues, that this MR solves:

• Prevent lazy loading largest Contentful Paint images, which can delay the largest contentful paint.
• Prevent any Cumulative Layout Shift on the Blog pages. At the start of the issue the score was 0.115 now it's 0.
• Increase page Accessibility by providing aria-label to links.

Related issue

#132 (closed)

Examples

Current page insights:

Page insights for this MR:

Checklist

• the MR description has been reviewed
• this MR contains text changes and they have been reviewed OR there are no texts changes
• this MR contains GUI/CLI changes and they have been reviewed OR there are no GUI/CLI changes
• this MR contains API changes and they have been reviewed OR there are no API changes

Closes #132 (closed)