Update actions/checkout action to v4.2.1 #336

	name: Android CI
	on:
	push:
	branches: [ "main" ]
	pull_request:
	branches: [ "main" ]
	workflow_dispatch:

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/[email protected]
	with:
	fetch-depth: 0

	- name: set up JDK 17
	uses: actions/[email protected]
	with:
	java-version: '17'
	distribution: 'temurin'
	cache: gradle

	- name: Grant execute permission for gradlew
	run: chmod +x gradlew

	- name: Write sign info
	if: github.event_name != 'pull_request' && github.ref == 'refs/heads/main' && github.repository == 'Super12138/ToDo'
	run: \|
	if [ ! -z "${{ secrets.SIGNING_KEY }}" ]; then
	echo releaseStorePassword='${{ secrets.KEY_STORE_PASSWORD }}' >> gradle.properties
	echo releaseKeyAlias='${{ secrets.ALIAS }}' >> gradle.properties
	echo releaseKeyPassword='${{ secrets.KEY_PASSWORD }}' >> gradle.properties
	echo releaseStoreFile='${{ github.workspace }}/key.jks' >> gradle.properties
	echo ${{ secrets.SIGNING_KEY }} \| base64 --decode > ${{ github.workspace }}/key.jks
	fi

	- name: Build with Gradle
	run: ./gradlew assembleRelease

	- name: Upload APK
	if: success() && github.event_name != 'pull_request' && github.repository == 'Super12138/ToDo'
	uses: actions/[email protected]
	with:
	name: Release
	path: ${{ github.workspace }}/app/build/outputs/apk/release

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