Add caching to github actions

Author: wouterh-dev

.github/workflows/maven-publish.yml

@@ -16,8 +16,8 @@ jobs:
         with:
           java-version: '8'
           distribution: 'temurin'
-          server-id: github # Value of the distributionManagement/repository/id field of the pom.xml
-          settings-path: ${{ github.workspace }} # location for the settings.xml file
+          settings-path: ${{ github.workspace }}
+          cache: 'maven'
 
       - name: set values
         id: set-values

pom.xml

@@ -95,12 +95,4 @@
       </plugin>
     </plugins>
   </build>
-
-  <distributionManagement>
-    <repository>
-      <id>github</id>
-      <name>GitHub Packages</name>
-      <url>https://maven.pkg.github.com/wouterh-dev/keycloak-spi-trusted-device</url>
-    </repository>
-  </distributionManagement>
 </project>