feat: add image that shows the CDRC app

the Google Doc included this image at this point of the post.
still need the alt text and caption, if any.

Author: angela-tran

src/_posts/2025-12-12-case-study-cdt.md

@@ -39,7 +39,7 @@ Compiler and CDT adopted a phased, collaborative approach focused on rapid deplo
 Beyond technical delivery, Compiler served as a strategic partner, advising CDT on architecture, user experience, workflow design, and long-term budget planning to ensure this emergency response could evolve into a sustainable, scalable service model.
 
 <figure>
-    <img src="/assets/" alt="" />
+    <img src="/assets/blog/2025/cdrc-app.png" alt="" />
     <figcaption></figcaption>
 </figure>