Migrate Sts to Smithy for multi auth + add configurable Sigv4aSignerRegionSet #139

	name: clang-tidy-check

	on:
	pull_request:
	types: [opened, synchronize]
	branches:
	- main
	workflow_dispatch:

	permissions:
	contents: read

	concurrency:
	group: clang-tidy-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	tidy-check:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	fetch-depth: 0
	submodules: recursive

	- name: Install dependencies
	run: \|
	sudo apt-get update
	sudo apt-get install -y clang-tidy cmake libcurl4-openssl-dev libssl-dev

	- name: Configure CMake
	run: \|
	cmake -B build \
	-DCMAKE_EXPORT_COMPILE_COMMANDS=ON \
	-DBUILD_ONLY="s3" \
	-DENABLE_TESTING=OFF

	- name: Get changed files
	id: changed
	env:
	BASE_BRANCH: "${{ github.event.pull_request.base.ref }}"
	HEAD_BRANCH: "${{ github.event.pull_request.head.ref }}"
	run: \|
	git fetch origin "$BASE_BRANCH"
	git fetch origin "$HEAD_BRANCH"
	git diff --name-only --diff-filter=d origin/$BASE_BRANCH...origin/$HEAD_BRANCH \
	\| grep -E '\.(cpp\|cc\|cxx\|c\|h\|hh\|hpp)$' \
	\| grep -v '^generated/' > changed_files.txt \|\| true
	echo "count=$(wc -l < changed_files.txt \| tr -d ' ')" >> "$GITHUB_OUTPUT"

	- name: Run clang-tidy
	if: steps.changed.outputs.count != '0'
	run: \|
	echo "Running clang-tidy on changed files:"
	cat changed_files.txt
	xargs -a changed_files.txt clang-tidy -p build --warnings-as-errors='performance-*'

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