image_builder: add readme for docker

image_builder/README.md

@@ -87,3 +87,24 @@ If JDK not installed:
 ```bash
 sudo apt-get install default-jdk
 ```
+
+Running the Docker
+```
+docker run \
+    --privileged -it \
+    -v /dev:/dev \
+    --volume /media/secondary/docker/image:/clever/image_builder/image \
+    -e CLEVER_VERSION='NO_VERSION' \
+    -e CLEVER_ORIG='NOV_2017' \
+    -e IMAGE_NAME='clever_docker.img' \
+    -e SOURCE_IMAGE='https://' \
+    -e INSTRUCTION_REPO_URL='https://github.com/urpylka/clever.git' \
+    -e INSTRUCTION_REPO_REF='qemu_test_2' \
+    -e INSTRUCTION_REPO_PATH='/image_builder'
+    -e NUMBER_THREADS='qemu_test_2' \
+    -e SHRINK='qemu_test_2' \
+    -e DISCOVER_ROS_PACKS='qemu_test_2' \
+    9307e33d68f0
+
+--env-file ./env.list
+```