feature: Introduce pre-commit for linting and formatting #69

	---
	name: Code static analysis
	on: [pull_request] # yamllint disable-line rule:truthy

	permissions:
	contents: read

	jobs:
	code-static-analysis:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3

	- name: Validate YAML files (best code practices check included)
	id: validate-yaml-files
	uses: ibiqlik/[email protected]
	with:
	config_file: ./ci/yamllint-config.yaml

	# In some YAML files we use JSON strings, let's check these
	- name: Validate JSON strings in YAML files (just syntax)
	id: validate-json-strings-in-yaml-files
	run: \|
	type json_verify \|\| sudo apt-get install yajl-tools
	bash ./ci/check-json.sh

	- name: Validate JSON files (just syntax)
	id: validate-json-files
	run: \|
	type json_verify \|\| sudo apt-get install yajl-tools
	shopt -s globstar
	ret_code=0
	echo "-- Checking a regular '*.json' files"
	for f in */.json; do echo "Checking: '${f}"; echo -n " > "; cat $f \| json_verify \|\| ret_code=1; done
	echo "-- Checking a 'Pipfile.lock' files"
	for f in **/Pipfile.lock; do echo "Checking: '${f}"; echo -n " > "; cat $f \| json_verify \|\| ret_code=1; done
	echo "-- Checking a '*.ipynb' Jupyter notebook files"
	for f in */.ipynb; do echo "Checking: '${f}"; echo -n " > "; cat $f \| json_verify \|\| ret_code=1; done
	if test "${ret_code}" -ne 0; then
	echo "There were errors in some of the checked files. Please run `json_verify` on such files and fix issues there."
	fi
	exit "${ret_code}"

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