Update content.php

[slaweallx]

Article Tag (itemscope itemtype="http://schema.org/BlogPosting"):

Added to the <article> element to indicate it is a BlogPosting type.

Image Tag (itemprop="image" with itemscope itemtype="http://schema.org/ImageObject"):

Added to the anchor tag (<a>) that wraps the thumbnail image to specify it as an image object.
Includes <meta itemprop="url" content="..."> to indicate the URL of the image.

Comment Count (itemprop="commentCount"):

Added to the comments bubble link to specify the number of comments in a structured format.

Category (itemprop="articleSection"):

Applied to the category div to indicate the section of the article.

Title and URL (itemprop="headline" and itemprop="url"):

The <h2> title element is marked as headline, and the permalink is marked with itemprop="url".

Excerpt (itemprop="description"):

The excerpt div is marked with itemprop="description" for structured data.

Publish and Modified Dates (itemprop="datePublished" and itemprop="dateModified"):

Added to the date div and <meta> tags to indicate the publication and last modification dates.

Main Entity (itemprop="mainEntityOfPage"):

Applied to the "read more" link to indicate the main page entity.