Select a proper ext flash interface for varius boards #445

	name: Matter Validation

	on:
	pull_request:
	branches:
	- main
	- 'v*-branch'

	paths:
	- 'samples/matter/**'
	- 'applications/matter_bridge/**'
	- 'applications/matter_weather_station/**'

	permissions:
	contents: read

	jobs:
	matter-validation:
	runs-on: ubuntu-24.04
	steps:
	- name: Checkout the code
	uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
	with:
	path: ncs/nrf

	- name: Set up Python
	uses: actions/setup-python@42375524e23c412d93fb67b49958b491fce71c38 # v5
	with:
	python-version: 3.12
	cache: pip
	cache-dependency-path: ncs/nrf/scripts/requirements.txt

	- name: Install packages
	working-directory: ncs/nrf
	run: \|
	sudo apt update
	sudo apt-get install -y wget python3-pip git
	pip install -r scripts/requirements.txt

	- name: Checkout Matter repository
	working-directory: ncs
	env:
	BASE_REF: ${{ github.base_ref }}
	run: \|
	git clone https://github.com/nrfconnect/sdk-connectedhomeip modules/lib/matter
	cd modules/lib/matter
	if [ "$BASE_REF" = "main" ]; then
	MATTER_BRANCH="master"
	else
	MATTER_BRANCH="$BASE_REF"
	fi
	echo "Checking out Matter branch: $MATTER_BRANCH"
	git checkout "$MATTER_BRANCH"

	- name: validate Matter samples and documentation
	working-directory: ncs
	run: \|
	python nrf/scripts/matter/matter_sample_checker/matter_sample_checker.py --samples-zap-yaml nrf/samples/matter/common/src/zap_samples.yml --base nrf

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