add euslisp image processing example from ROS iamge #19

	# generated by `./generate_action_config.py noetic`
	# jsk_travis
	on: [push, pull_request]

	jobs:
	test:
	runs-on: ubuntu-latest
	name: check_python3

	container: ubuntu:20.04

	steps:
	- name: Install latest git to download .git directory in actions/checkout@v2 ( use sudo for ros-ubuntu )
	run: apt-get update && apt-get install -y software-properties-common && apt-get update && add-apt-repository -y ppa:git-core/ppa && apt-get update && apt-get install -y git
	- name: work around permission issue # https://github.com/actions/checkout/issues/760#issuecomment-1097501613
	run: git config --global --add safe.directory $GITHUB_WORKSPACE
	- name: Chcekout
	uses: actions/checkout@v2
	- name: Check Python3
	run: \|
	apt update -q && apt install -y -q python3 git 2to3
	bash -c "ret=0; trap 'ret=1' ERR; python3 -m compileall .; 2to3 -w -f except -f execfile -f has_key -f import -f raw_input -f zip .; git diff --exit-code . > /dev/null; echo Exitting with \$ret; exit \$ret"

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