drop RPi3 #8

	name: build Linux binaries

	on:
	push:
	branches: [ master ]

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v3
	- name: Cache cargo registry
	uses: actions/cache@v3
	with:
	path: ~/.cargo/registry
	key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
	- name: Cache cargo index
	uses: actions/cache@v3
	with:
	path: ~/.cargo/git
	key: ${{ runner.os }}-cargo-git-${{ hashFiles('**/Cargo.lock') }}
	- name: Cache cargo build
	uses: actions/cache@v3
	with:
	path: ~/.cargo/bin
	key: ${{ runner.os }}-cargo-bin-${{ hashFiles('**/Cargo.lock') }}
	- name: Install cross
	run: \|
	if ! [ -x "$(command -v cross)" ]; then
	cargo install cross
	fi

	- name: Build x86_64-unknown-linux-gnu
	run: cross build --target x86_64-unknown-linux-gnu --release

	- name: Build aarch64-unknown-linux-gnu
	run: cross build --target aarch64-unknown-linux-gnu --release

	- name: Build aarch64-unknown-linux-musl
	run: cross build --target aarch64-unknown-linux-musl --release

	- name: Build armv7-unknown-linux-gnueabihf
	run: cross build --target armv7-unknown-linux-gnueabihf --release

	- name: Rename binaries
	run: \|
	mkdir -p cicada-bins
	for arch in $(ls target); do
	if [[ -e "target/${arch}/release/cicada" ]]; then
	cp target/${arch}/release/cicada cicada-bins/cicada-${arch}
	fi
	done

	- name: Upload release binary
	uses: actions/upload-artifact@v3
	with:
	name: cicada-builds
	path: cicada-bins/

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