Change image syntax from markdown to HTML

Updated image syntax in README.md to use HTML tags.

Author: mnkiefer

README.md

@@ -9,7 +9,7 @@
 
 Build a real AI-powered GitHub workflow from scratch and leave with a **safe** production-style agentic automation you can adapt to your own repositories.
 
-![Sample daily repository status report generated by the finished workflow](workshop/images/00-daily-repo-status-output.svg)
+<img src="workshop/images/00-daily-repo-status-output.svg" alt="Sample daily repository status report generated by the finished workflow" width="600" />
 
 ## Why this workshop
 
@@ -26,7 +26,7 @@ By the time you finish, you will know how to:
 
 You'll build a scheduled, AI-powered repository status report that runs in GitHub Actions and posts a useful summary without custom shell-script orchestration.
 
-![Preview of a completed workflow run in the GitHub Actions UI](workshop/images/00-workflow-run-complete.svg)
+<img src="workshop/images/00-workflow-run-complete.svg" alt="Preview of a completed workflow run in the GitHub Actions UI" width="600" />
 
 ## Who this is for