Adding Dockerfile and updating Jenkinsfile

Author: CJRivas

Dockerfile

@@ -0,0 +1,7 @@
+FROM tomcat:8.0
+
+ADD ./webapp/target/*.war /usr/local/tomcat/webapps/
+
+EXPOSE 8080
+
+CMD ["catalina.sh", "run"]

Jenkinsfile

@@ -4,6 +4,7 @@ pipeline {
         stage('Build'){
             steps{
                 bat 'mvn clean package'
+                bat "docker build . -t tomcatwebapp:${env.BUILD_ID}"
             }
         }
     }