feature/switch docker to jetty image, loglevel from env

Dockerfile

@@ -3,28 +3,15 @@ FROM maven:3-jdk-8 as maven
 WORKDIR /usr/src
 COPY pom.xml .
 COPY src src
-#Copy default props file
+# .Copy default props file
 COPY src/main/resources/props/sample.props.template src/main/resources/props/default.props
+COPY src/main/resources/container.logback.xml.example src/main/resources/default.logback.xml
 RUN mvn -e -B dependency:resolve
 RUN mvn -e -B package
 
-# Stage two: openjdk
-FROM openjdk:8-jre-alpine
-
-# Add obp user 
-RUN adduser -D obp
-
-# Download jetty TODO: Use jetty image
-RUN wget https://repo1.maven.org/maven2/org/eclipse/jetty/jetty-distribution/9.4.15.v20190215/jetty-distribution-9.4.15.v20190215.tar.gz
-RUN tar xvf jetty-distribution-9.4.15.v20190215.tar.gz
+FROM jetty
 
 # Copy source from maven build stage
-COPY --from=maven /usr/src/target/API_Explorer-1.0.war jetty-distribution-9.4.15.v20190215/webapps/ROOT.war
-
-WORKDIR jetty-distribution-9.4.15.v20190215/
-# Switch to the obp user (non root)
-USER obp
+COPY --from=maven /usr/src/target/API_Explorer-1.0.war /var/lib/jetty/webapps/root.war
 
 EXPOSE 8080
-# Start jetty
-ENTRYPOINT ["java", "-jar", "start.jar"]

src/main/resources/container.logback.xml.example

@@ -0,0 +1,12 @@
+<configuration>
+
+  <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+    <encoder>
+      <pattern>%d{yyyy-MM-dd HH:mm:ss} %t %c{0} [%p] %m%n</pattern>
+    </encoder>
+  </appender>
+
+  <root level="${env:LOG_LEVEL}">
+    <appender-ref ref="STDOUT"/>
+  </root>
+</configuration>