added VG, Heston, and Kou models #35

	name: Push CI

	on:
	push:
	branches:
	- 'feature/*'

	jobs:
	build:
	name: Build & Run Unit Tests
	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@v4 # to use node20 instead of node12 and node 16 which are deprecated

	- name: Set up CMake
	uses: jwlawson/actions-setup-cmake@v2 # Use the latest major version for stability
	with:
	cmake-version: '3.26.3'

	- name: Install dependencies
	run: sudo apt-get install -y libgtest-dev libgmock-dev libboost-all-dev libeigen3-dev

	- name: Configure CMake
	run: \|
	cmake -S . -B build -DCMAKE_EXPORT_COMPILE_COMMANDS=ON -DCMAKE_CXX_STANDARD=20 ..

	- name: Build Main Executable and Test Executable
	run: \| # probably need to build specific target --target Option_pricer Unit_tests to exclude examples
	cmake --build build --target Unit_tests

	- name: Run Unit Tests
	run: \|
	cd build
	ctest -R UnitTests --output-on-failure

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