chore(ci): harden and organize #775

	name: Lint
	on:
	pull_request:
	push:
	branches: [main]
	jobs:
	sqlfluff:
	name: SQLFluff
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
	with:
	persist-credentials: false

	- uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5.6.0
	with:
	python-version: "3.12"

	- name: Install SQLFluff
	run: pip install sqlfluff

	- name: Get changed SQL files
	id: changed-files
	uses: tj-actions/changed-files@ed68ef82c095e0d48ec87eccea555d944a631a4c # v46.0.5
	with:
	files: \|
	*/.sql

	- name: Run SQLFluff on changed files
	if: steps.changed-files.outputs.any_changed == 'true'
	run: \|
	echo "Changed files: $ALL_CHANGED_FILES"
	sqlfluff lint $ALL_CHANGED_FILES
	env:
	ALL_CHANGED_FILES: ${{ steps.changed-files.outputs.all_changed_files }}

	- name: Skip SQLFluff (no SQL files changed)
	if: steps.changed-files.outputs.any_changed == 'false'
	run: echo "No SQL files changed, skipping SQLFluff"

	- uses: ethanis/nitpicker@e891622bbd9a6ec97a473bcfacfca7332caf2862 # v1.7
	with:
	nitpicks: ".github/nitpicks.yml"
	token: "${{ secrets.GITHUB_TOKEN }}"

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