Standardise CI & Makefile across Miden repos #1

	# Runs build related jobs.

	name: build

	on:
	push:
	branches: [main, next]
	pull_request:
	types: [opened, reopened, synchronize]

	jobs:
	metal:
	name: Build for metal
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	toolchain: [stable, nightly]
	steps:
	- uses: actions/checkout@main
	- name: Build for metal
	run: \|
	rustup update --no-self-update ${{ matrix.toolchain }}
	make exec-metal

	sve:
	name: Build for sve
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	toolchain: [stable, nightly]
	steps:
	- uses: actions/checkout@main
	- name: Build for sve
	run: \|
	rustup update --no-self-update ${{ matrix.toolchain }}
	make exec-sve
	avx2:
	name: Build for avx2
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	toolchain: [stable, nightly]
	steps:
	- uses: actions/checkout@main
	- name: Build for avx2
	run: \|
	rustup update --no-self-update ${{ matrix.toolchain }}
	make exec-avx2

	no-std:
	name: Build for no-std
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	toolchain: [stable, nightly]
	steps:
	- uses: actions/checkout@main
	- name: Build for no-std
	run: \|
	rustup update --no-self-update ${{ matrix.toolchain }}
	rustup target add wasm32-unknown-unknown
	make build-no-std

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