ci: bash linter

.gitlab-ci.yml

+---
+# -*- coding: utf-8 -*-
+#
+# My GiLab Backup (mygb) is a script for backup my GitLab's groups and projects
+# Copyright (C) 2021  Christophe Chaudier
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+default:
+  tags: 
+    - docker
+
+image: docker:latest
+
+# We use the docker in docker (dind) flavor of the docker service, meaning that
+# we are running docker in a docker gitlab runner.
+services:
+  - docker:dind
+
+variables:
+  DOCKER_DRIVER: overlay2
+  MOUNT_POINT: /builds/$CI_PROJECT_PATH/mnt
+
+include:
+  - https://gitlab.com/lydra/gitlab-ci-templates/-/raw/master/gci-templates/activate-dind.yml
+  - https://gitlab.com/lydra/gitlab-ci-templates/-/raw/master/gci-templates/stages.yml
+  - https://gitlab.com/lydra/gitlab-ci-templates/-/raw/master/gci-templates/job/bash-lint.yml
+
+bash-lint:
+  script: |
+    _shellcheck () {
+      echo "----> lint script $1"
+      docker run --rm \
+        -v "$(pwd):/mnt" \
+        koalaman/shellcheck $1
+    }
+    ls -lrt
+    _shellcheck *.sh

README.md

 # My GitLab Backup
 
-Backup my GitLab's groups and projects
\ No newline at end of file
+Backup my GitLab's groups and projects

mygb.sh

+#!/bin/bash
+# My GiLab Backup (mygb) is a script for backup my GitLab's groups and projects
+# Copyright (C) 2021  Christophe Chaudier
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+echo "Hello World !"