Add clang tidy and CI (#216) #9

	name: Clang Tidy

	on:
	workflow_dispatch:
	push:
	branches: ["main"]
	pull_request:
	# The branches below must be a subset of the branches above
	branches: ["main"]

	jobs:
	clang-tidy:
	runs-on: ubuntu-latest
	steps:
	- name: Install clang-tidy
	run: \|
	# This LLVM script will add the relevant LLVM PPA: https://apt.llvm.org/
	wget https://apt.llvm.org/llvm.sh -O /tmp/llvm.sh
	chmod +x /tmp/llvm.sh
	sudo /tmp/llvm.sh 18
	sudo apt-get install -y clang-tidy-18
	rm /tmp/llvm.sh
	clang-tidy-18 --version

	- name: Install bear
	run: \|
	sudo apt-get update
	sudo apt-get install -y bear
	bear --version

	- name: Checkout Ice
	uses: actions/checkout@v4
	with:
	repository: zeroc-ice/ice
	ref: main
	path: ice

	- name: Setup Ice Build Dependencies
	uses: ./ice/.github/actions/setup-dependencies

	- name: Build Ice
	uses: ./ice/.github/actions/build
	timeout-minutes: 90
	with:
	working_directory: ice/cpp
	build_flags: srcs

	- name: Set ICE_HOME
	run: \|
	echo "ICE_HOME=${{ github.workspace }}/ice" >> $GITHUB_ENV

	- name: Checkout repository
	uses: actions/checkout@v4
	with:
	path: ice-demos

	- name: Build C++ Demos
	timeout-minutes: 30
	working-directory: ice-demos/cpp
	run: bear -- make

	- name: Run Clang Tidy
	working-directory: ice-demos/cpp
	run: \|
	find . -name ".h" -o -name ".cpp" \| xargs run-clang-tidy-18 -j$(nproc) -quiet

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