Switch to Mill #619

	name: CI
	on:
	push:
	branches:
	- main
	tags:
	- "v*"
	pull_request:

	jobs:
	test:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	SCALA_VERSION: ["2.12.19", "2.13.14", "3.3.3"]
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	submodules: true
	- uses: coursier/cache-action@v6.4
	- uses: coursier/setup-action@v1.3
	with:
	jvm: 8
	- name: Test
	run: ./mill -i '__[${{ matrix.SCALA_VERSION }}].test'

	bin-compat:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	submodules: true
	- uses: coursier/cache-action@v6.4
	- uses: coursier/setup-action@v1.3
	with:
	jvm: 8
	- name: Check
	run: ./mill -i __.mimaReportBinaryIssues

	format:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	submodules: true
	- uses: coursier/cache-action@v6.4
	- uses: coursier/setup-action@v1.3
	with:
	jvm: 8
	apps: scalafmt:3.7.14
	- run: scalafmt --check

	publish:
	if: github.event_name == 'push'
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	submodules: true
	- uses: coursier/cache-action@v6.4
	- uses: coursier/setup-action@v1.3
	with:
	jvm: 8
	- run: .github/scripts/gpg-setup.sh
	env:
	PGP_SECRET: ${{ secrets.PUBLISH_SECRET_KEY }}
	- name: Wrap GPG binary
	run: .github/scripts/wrap-gpg.sh
	- name: Release
	run: ./mill -i publishSonatype __.publishArtifacts
	env:
	PGP_PASSPHRASE: ${{ secrets.PUBLISH_SECRET_KEY_PASSWORD }}
	PGP_SECRET: ${{ secrets.PUBLISH_SECRET_KEY }}
	SONATYPE_PASSWORD: ${{ secrets.SONATYPE_PASSWORD }}
	SONATYPE_USERNAME: ${{ secrets.SONATYPE_USERNAME }}

Provide feedback