Update README. #32

	name: Build

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]
	workflow_call:

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	with:
	submodules: recursive
	- name: Run apt update
	run: sudo apt update
	- name: Install general dependencies
	run: sudo apt install -y autoconf pkgconf cmake clang build-essential
	- name: Install LibELF for AF_XDP/LibBPF
	run: sudo apt install -y libelf-dev
	- name: Build Common JSON-C
	run: make -C modules/common jsonc
	- name: Install Common JSON-C
	run: sudo make -C modules/common jsonc_install
	- name: Build Common Main
	run: make -C modules/common
	- name: Install Common
	run: sudo make -C modules/common install
	- name: Build LibBPF
	run: make libbpf
	- name: Build main
	run: make
	- name: Install main
	run: sudo make install
	- name: Store build artifacts
	uses: actions/upload-artifact@master
	with:
	name: build-output
	path: build/pcktbatch

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