update gitea Jenkins file

add Jenkinsfile to sslproxy and add metrics.xai-corp.net.conf

dockerfiles/services/gitea/Jenkinsfile

@@ -14,13 +14,10 @@ node('docker') {
 
     stage('deploy') {
         dir(workdir) {
-            sh '''export DOCKER_HOST=dkhost:2376
-
-            if docker stack ls | grep gitea; then
-              docker service update gitea_app
-            else
-              docker stack deploy -c docker-compose.yml gitea
-            fi'''
+            sh """
+                docker stack deploy --with-registry-auth --prune -c docker-compose.yml gitea
+                docker service update gitea_app
+            """
         }
     }