readme & gh action ?

.github/workflows/main.yml

@@ -0,0 +1,20 @@
+name: Publish package to GitHub Packages
+on:
+  release:
+    types: [created]
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-java@v2
+        with:
+          java-version: '11'
+          distribution: 'adopt'
+      - name: Publish package
+        run: mvn --batch-mode deploy
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

README.md

@@ -1,8 +1,9 @@
-# extension keycloak: group mapper
-projet de build basé sur https://github.com/thomasdarimont/keycloak-extension-playground/tree/master/simple-oidc-mapper
+# Keycloak OIDC IdentityProvider group mapper extension 
+working extension build thanks to  [@thomasdarimont](https://github.com/thomasdarimont/keycloak-extension-playground/tree/master/simple-oidc-mapper)
+## Build
 ```shell
 mvn clean install
 mvn package
 ```
-
-copier le JAR dans `target/` dans le dossier `standalone/deployments` de votre serveur Keycloak
+## Install
+copy the generated JAR in `target/` (or download from Github releases) to standalone/deployments` in you keycloak server files 

pom.xml

@@ -9,6 +9,14 @@
     <version>1.0.0</version>
     <packaging>jar</packaging>
 
+    <distributionManagement>
+        <repository>
+            <id>github</id>
+            <name>GitHub Packages</name>
+            <url>https://maven.pkg.github.com/JeanRibes/keycloak-idp-group-mapper</url>
+        </repository>
+    </distributionManagement>
+
     <properties>
 
         <!-- general settings -->