Clarification on how preemptive auth credentials are being used

Author: ghenzler

README.md

@@ -1,7 +1,6 @@
 [![Maven Central](https://maven-badges.herokuapp.com/maven-central/biz.netcentric.maven.extension/maven-ext-repos-from-env/badge.svg)](https://maven-badges.herokuapp.com/maven-central/biz.netcentric.maven.extension/maven-ext-repos-from-env)
 [![Java CI/CD](https://github.com/Netcentric/maven-ext-repos-from-env/workflows/Java%20CI/CD/badge.svg)](https://github.com/Netcentric/maven-ext-repos-from-env/actions/workflows/maven.yml)
-[![License](https://img.shields.io/badge/License-EPL%202.0-red.svg)](https://www.eclipse.org/legal/epl-v20.html) [![SonarCloud Status](https://sonarcloud.io/api/project_badges/measure?project=Netcentric_maven-ext-repos-from-env&metric=alert_status)](https://sonarcloud.io/dashboard?id=Netcentric_maven-ext-repos-from-env)
-[![SonarCloud Coverage](https://sonarcloud.io/api/project_badges/measure?project=Netcentric_maven-ext-repos-from-env&metric=coverage)](https://sonarcloud.io/component_measures/metric/coverage/list?id=Netcentric_maven-ext-repos-from-env)
+[![License](https://img.shields.io/badge/License-EPL%202.0-red.svg)](https://www.eclipse.org/legal/epl-v20.html)
 
 # Maven Extension: Repos from System Env
 
@@ -59,6 +58,7 @@ It is also possible to use [Preemptive Authentication](https://maven.apache.org/
 export MVN_SETTINGS_REPO_USE_PREEMPTIVE_AUTH=true
 ```
 
+IMPORTANT: Preemptive Authentication will only be used for the repository it is configured for (it's not set globally, the credentials will not be sent to any other repository configured nor to Maven Central)
 
 #### Remote https repo without authentication