[gitlab] Add simple CI pipeline for SH/ZSH scripts

.gitlab-ci.yml

@@ -0,0 +1,25 @@
+# This file is a template, and might need editing before it works on your project.
+# see https://docs.gitlab.com/ce/ci/yaml/README.html for all available options
+
+# you can delete this line if you're not using Docker
+image: fnichol/check-shell:latest
+
+shellcheck:
+  stage: test
+  before_script:
+    - shellcheck --version
+  script:
+    - echo "######### CHECKING POSIX SHELLSCRIPTS ###########"
+    - find . -type f -name '*.sh' | xargs shellcheck
+    - echo "######### CHECKING ZSH SHELLSCRIPTS ###########"
+    - find . -type f -name '*.zsh' | xargs shellcheck
+
+shfmt:
+  stage: test
+  before_script:
+    - shfmt -version
+  script:
+    - echo "######### CHECKING POSIX FORMATTING ###########"
+    - find . -type f -name '*.sh' | xargs shfmt -d -i 2
+    - echo "######### CHECKING ZSH FORMATTING ###########"
+    - find . -type f -name '*.zsh' | xargs shfmt -d -i 2