Demo app to show issue with Quarkus context propagation

Problem: "Manual" context propagation does not work in native mode
To read more about context propagation check this article

Steps to reproduce ht issue:

1. Run app in dev mode: ./mvnw quarkus:dev
2. Get MDC values using curl http://localhost:8080/uni && curl http://localhost:8080/thread-context Output:

MDC value:  from-uni
MDC value:  from-thread-context

3. Stop quarkus
4. Compile app into native executable: ./mvnw package -Pnative
5. Start native app ./target/quarkus-context-propagation-1.0.0-SNAPSHOT-runner
6. Get MDC values using the same command as in item 2: curl http://localhost:8080/uni && curl http://localhost:8080/thread-context Output:

MDC value:  from-uni
MDC value:  null