feat: add common (using .gitkeep) #19

	name: Cpp Format & Test

	on: [push]

	jobs:
	build-cpp:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4

	- name: Install dependencies
	run: \|
	sudo apt-get update
	sudo apt-get install -y cmake build-essential
	# Install Google Test from source - most reliable approach
	git clone https://github.com/google/googletest.git --depth 1
	cd googletest
	mkdir build && cd build
	cmake .. -DCMAKE_INSTALL_PREFIX=/usr/local -DBUILD_SHARED_LIBS=ON
	make -j$(nproc)
	sudo make install
	sudo ldconfig

	- name: Debug Google Test configuration
	run: make debug-gtest

	- name: Format C++ code
	run: make format-cpp

	- name: Lint C++ code
	run: make lint-cpp

	- name: Run C++ tests
	run: make test-cpp:all

	- name: Clean
	run: make clean

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