pr changes made

Author: Alex Jamshidi

Wireframe/index.html

@@ -16,23 +16,23 @@ <h1>TECH NEWS</h1>
     <br>
     <main>
       <article>
-        <img src="img1.jpg" alt="" />
+        <img src="img1.jpg" alt="Black and blue swirl pattern" />
         <h2>What is the purpose of a README file?</h2>
         <p>
           We'll explore how a README acts as the primary introduction and guide to a project.
         </p>
         <a href="https://docs.github.com/en/repositories/managing-your-repositorys-settings-and-features/customizing-your-repository/about-readmes">Read more</a>
       </article>
       <article>
-        <img src="img2.jpg" alt="" />
+        <img src="img2.jpg" alt="coloured brick pattern" />
         <h2>What is the purpose of a Wireframe?</h2>
         <p>
           Learn how a wireframe acts as a blueprint to help map out the struture and functionality of a project.
         </p>
         <a href="https://en.wikipedia.org/wiki/Website_wireframe">Read more</a>
       </article>
       <article>
-        <img src="img3.jpg" alt="" />
+        <img src="img3.jpg" alt="colourful polygon pattern" />
         <h2>What is a branch in Git?</h2>
         <p>
           You'll learn how a git branch is a parallel workspace that allows for changes and commits without affecting the main branch.