Add documentation automation #6

	name: pre-commit-terraform

	on:
	pull_request:

	jobs:
	pre-commit:
	runs-on: ubuntu-latest
	container:
	image: ghcr.io/antonbabenko/pre-commit-terraform:latest # latest used here for simplicity, not recommended
	defaults:
	run:
	shell: bash
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	ref: ${{ github.event.pull_request.head.sha }}

	- run: \|
	git config --global --add safe.directory $GITHUB_WORKSPACE
	git fetch --no-tags --prune --depth=1 origin +refs/heads/:refs/remotes/origin/

	- name: Get changed files
	id: file_changes
	run: \|
	export DIFF=$(git diff --name-only origin/${{ github.base_ref }} ${{ github.sha }})
	echo "Diff between ${{ github.base_ref }} and ${{ github.sha }}"
	echo "files=$( echo "$DIFF" \| xargs echo )" >> $GITHUB_OUTPUT

	- name: fix tar dependency in alpine container image
	run: \|
	apk --no-cache add tar
	# check python modules installed versions
	python -m pip freeze --local

	- name: Cache pre-commit since we use pre-commit from container
	uses: actions/cache@v4
	with:
	path: ~/.cache/pre-commit
	key: pre-commit-3\|${{ hashFiles('.pre-commit-config.yaml') }}

	- name: Execute pre-commit
	run: \|
	pre-commit run --color=always --show-diff-on-failure --files ${{ steps.file_changes.outputs.files }}

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