update readme

Author: Jens van der Wateren

README.md

@@ -69,16 +69,13 @@ The current `.github/workflows/ci.yml` includes:
 ### Training Exercises
 
 Students can extend the pipeline by adding:
-- Code coverage with JaCoCo
-- OWASP dependency check
-- SonarQube analysis
-- Multi-environment deployments
 - Slack/email notifications
-- Automated releases
+- Publish container to Github Registry
+- Add secrets / environment variables to the application
 
 ## Known Issues
 
 The current code has intentional Checkstyle violations to demonstrate linting in action. This is perfect for training scenarios where students learn to:
 1. Identify code quality issues
 2. Fix linting violations
-3. Understand the importance of code standards
+3. Understand the importance of code standards