README: Add discord invitation #187

	name: CI

	on:
	push:
	branches: ['master']
	pull_request:
	branches: ['*']

	jobs:
	build_and_test:
	name: LNDK Rust Build
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: actions-rs/toolchain@v1
	with:
	toolchain: stable
	- uses: actions-rs/cargo@v1
	name: cargo build
	with:
	command: build
	args: --release --all-features
	- uses: actions-rs/cargo@v1
	name: cargo test
	with:
	command: test
	args: --all-targets --benches
	- uses: actions-rs/cargo@v1
	name: cargo fmt
	with:
	command: fmt
	args: --check
	- uses: actions-rs/cargo@v1
	name: cargo clippy
	with:
	command: clippy
	args: -- --deny warnings
	coverage:
	name: LNDK Code Coverage
	runs-on: ubuntu-latest
	env:
	CARGO_TERM_COLOR: always
	steps:
	- uses: actions/checkout@v3
	- uses: actions-rs/toolchain@v1
	with:
	toolchain: stable
	- name: Install cargo-llvm-cov
	uses: taiki-e/install-action@cargo-llvm-cov
	- name: Generate code coverage
	run: cargo llvm-cov --all-features --workspace --lcov --output-path lcov.info
	- name: Upload coverage to Codecov
	uses: codecov/codecov-action@v3
	with:
	files: lcov.info
	fail_ci_if_error: true
	token: ${{ secrets.CODECOV_TOKEN }}

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