Update sbt to 1.9.4 #137

	# This file was automatically generated by sbt-github-actions using the
	# githubWorkflowGenerate task. You should add and commit this file to
	# your git repository. It goes without saying that you shouldn't edit
	# this file by hand! Instead, if you wish to make changes, you should
	# change your sbt build configuration to revise the workflow description
	# to meet your needs, then regenerate this file.

	name: Continuous Integration

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

	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

	jobs:
	build:
	name: Build and Test
	strategy:
	matrix:
	os: [ubuntu-latest]
	scala: [2.12.15, 2.13.7]
	java: [adopt@1.8]
	runs-on: ${{ matrix.os }}
	steps:
	- name: Checkout current branch (full)
	uses: actions/checkout@v2
	with:
	fetch-depth: 0

	- name: Setup Java and Scala
	uses: olafurpg/setup-scala@v13
	with:
	java-version: ${{ matrix.java }}

	- name: Cache sbt
	uses: actions/cache@v2
	with:
	path: \|
	~/.sbt
	~/.ivy2/cache
	~/.coursier/cache/v1
	~/.cache/coursier/v1
	~/AppData/Local/Coursier/Cache/v1
	~/Library/Caches/Coursier/v1
	key: ${{ runner.os }}-sbt-cache-v2-${{ hashFiles('*/.sbt') }}-${{ hashFiles('project/build.properties') }}

	- name: Check that workflows are up to date
	run: sbt ++${{ matrix.scala }} githubWorkflowCheck

	- name: Test
	run: sbt ++${{ matrix.scala }} clean coverage test coverageReport scalafmtCheckAll

	- uses: codecov/codecov-action@v1

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