Adding CI for building the waterbox and as many emulator cores as possible #11

	name: Build Waterbox

	on:
	pull_request:
	#branches: [ "master" ]
	push:
	#branches: [ "master" ]
	branches: [ "upstreamCI" ]

	env:
	CC: clang-18
	CXX: clang++-18

	jobs:

	# Build waterbox and cores
	build-waterbox:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Installing clang 18
	run: wget https://apt.llvm.org/llvm.sh;
	chmod u+x llvm.sh;
	sudo ./llvm.sh 18;
	clang-18 --version;
	- name: Getting submodule(s)
	working-directory: ./waterbox/
	run: git submodule init musl;
	git submodule update musl
	- name: Building musl
	working-directory: ./waterbox/musl
	run: ./wbox_configure.sh;
	./wbox_build.sh;
	- name: Building emulibc
	working-directory: ./waterbox/emulibc
	run: make
	- name: Building libco
	working-directory: ./waterbox/libco
	run: make
	- name: Building libcxx
	working-directory: ./waterbox/libcxx
	run: ./do-everything.sh
	- name: Building nyma
	working-directory: ./waterbox/nyma
	run: ./build-and-install-zlib.sh
	- name: Uploading compiled waterbox
	uses: actions/upload-artifact@v4
	with:
	name: compiled-waterbox
	path: \|
	waterbox/libco/obj
	waterbox/musl/obj
	waterbox/emulibc/obj
	waterbox/libcxx/build*
	waterbox/sysroot

	build-gpgx:
	runs-on: ubuntu-latest
	needs: build-waterbox
	steps:
	- name: Download compiled waterbox
	uses: actions/download-artifact@v4
	with:
	name: compiled-waterbox
	- name: Getting submodule(s)
	working-directory: ./waterbox/gpgx
	run: git submodule init Genesis-Plus-GX;
	git submodule update Genesis-Plus-GX
	- name: Building GPGX core
	working-directory: ./waterbox/gpgx
	run: make -j${nproc}

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