GHW for building and publishing docker images (#1391)

* add ghw and scripts for docker image deployment

* debug

* add permissions for content

* fix path to the bin folder

* add tags

* rename env

* fix path to docker file

* make polkadot-parachain executable

* fix typo

* fix more typos

* test

* revert back  use of  working directory

* mke bin executable in the artifacts folder

* use cd instead of working directory

* change path to cash

* fix path to cash

* change cache key

* delete old flows

* addressed PR comments

* fix path

* reorg docker files

docker/scripts/staking-miner/build.sh

@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+
+# Sample call:
+# $0 /path/to/folder_with_staking-miner_binary
+# This script replace the former dedicated staking-miner "injected" Dockerfile
+# and shows how to use the generic binary_injected.dockerfile
+
+PROJECT_ROOT=`git rev-parse --show-toplevel`
+ENGINE=podman
+
+echo "Building the staking-miner using the Builder image"
+echo "PROJECT_ROOT=$PROJECT_ROOT"
+$ENGINE build -t staking-miner -f "${PROJECT_ROOT}/docker/dockerfiles/staking-miner/staking-miner_builder.Dockerfile" "$PROJECT_ROOT"