Add notice to indicate that development has been paused #189

	name: C++ Code Check
	on:
	pull_request:
	types: [opened, synchronize, edited, reopened]
	branches: [main, release/*]
	concurrency:
	group: cpp-check-${{ github.ref }}
	cancel-in-progress: true
	jobs:
	cpp-code-check:
	name: Check C++ Code Formatting
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Run clang-format style check for C/C++/Protobuf programs.
	uses: jidicula/[email protected]
	with:
	clang-format-version: '13'
	exclude-regex: ^(\./build/\|\./third_party/).*$

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