docker path fixed

Author: gtiwari333

Dockerfile

@@ -1,5 +1,5 @@
 FROM adoptopenjdk/openjdk11
 VOLUME /tmp
 VOLUME /X/attachments
-COPY target/*.jar app.jar
+COPY core/target/*.jar app.jar
 ENTRYPOINT ["java","-Djava.security.egd=file:/dev/./urandom","-jar","/app.jar"]