Add solution code for 2023 Day 3 #59

	name: Java CI with Gradle
	on: [ push, pull_request ]

	jobs:
	validate-gradle-wrapper:
	name: Validate Gradle Wrapper
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	- uses: gradle/wrapper-validation-action@v1

	build:
	name: Build project
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	- name: Set up JDK 17
	uses: actions/setup-java@v2
	with:
	java-version: '17'
	distribution: 'temurin'
	- name: Build Gradle project
	uses: gradle/gradle-build-action@v2
	with:
	arguments: build

	test:
	name: Run tests
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	- name: Set up JDK 17
	uses: actions/setup-java@v2
	with:
	java-version: '17'
	distribution: 'temurin'
	- name: Run Gradle project tests
	uses: gradle/gradle-build-action@v2
	with:
	arguments: test

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