Adds Dockerfile that gets the supervisor out of the picture

tools/misbehaving-jmx-server/Dockerfile.local

@@ -0,0 +1,27 @@
+# Use the official Maven image as the base image
+FROM maven:latest AS build
+
+# Set the working directory to /app
+WORKDIR /app
+
+# Copy the pom.xml file and install the dependencies
+COPY pom.xml .
+RUN mvn dependency:resolve
+
+# Copy the source code and build the JAR file
+COPY src/ /app/src/
+RUN mvn clean package assembly:single
+
+RUN ls /app/target
+
+# Use the official OpenJDK image as the base image for the final image
+FROM openjdk:latest AS final
+
+# Set the working directory to /app
+WORKDIR /app
+
+# Copy the JAR file from the Maven image to the final image
+COPY  --from=build /app/target/misbehavingjmxserver-1.0-SNAPSHOT-jar-with-dependencies.jar .
+
+# Run the supervisor class from the jar
+CMD ["java", "-cp", "misbehavingjmxserver-1.0-SNAPSHOT-jar-with-dependencies.jar", "org.datadog.misbehavingjmxserver.App"]