Update cache.py #6

	name: Check patch notes

	on:
	pull_request:
	branches:
	- in-dev
	workflow_dispatch:

	jobs:
	check_patch_notes:
	runs-on: 'ubuntu-20.04'

	steps:
	- name: Checkout code
	uses: actions/checkout@v2
	with:
	# Checkout as many commits as needed for the diff
	fetch-depth: 2
	- shell: pwsh
	# Give an id to the step, so we can reference it later
	id: check_file_changed
	run: \|
	# Diff HEAD with the previous commit
	$diff = git diff --name-only HEAD^ HEAD

	# Check if a file under docs/ or with the .md extension has changed (added, modified, deleted)
	$SourceDiff = $diff \| Where-Object { $_ -match 'patch_notes.txt' }
	$HasDiff = $SourceDiff.Length -gt 0

	# Set the output named "docs_changed"
	Write-Host "::set-output name=docs_changed::$HasDiff"

	# Run the step only with "docs_changed" equals "False"
	- shell: pwsh
	# steps.<step_id>.outputs.<output name>
	if: steps.check_file_changed.outputs.docs_changed == 'False'
	run: exit 1

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