Use fixed ports in ci, necessary for woodpecker-ci

.woodpecker/release.yaml

@@ -0,0 +1,21 @@
+when:
+  instance: ci.kokuwa.io
+  repo: keycloak/keycloak-event-metrics
+  event: deployment
+  branch: main
+
+services:
+  - name: dockerd
+    image: kokuwaio/dockerd
+    ports: [2375, 8080]
+
+steps:
+
+  deploy:
+    image: maven:3.9.10-eclipse-temurin-17
+    commands: mvn release:prepare release:perform --settings=.woodpecker/maven/settings.xml
+    environment:
+      MAVEN_ARGS: --color=always --no-transfer-progress -DskipTests -DautoPublish=false
+      MAVEN_GPG_KEY: {from_secret: woodpecker_gpg_key}
+      SONATYPE_ORG_USERNAME: {from_secret: sonatype_org_username}
+      SONATYPE_ORG_PASSWORD: {from_secret: sonatype_org_password}