build: Add docker build and push commands in workflow. #6

	name: CI

	on:
	push:
	branches: [ main ]

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@v2

	- name: Set up JDK 21
	uses: actions/setup-java@v2
	with:
	distribution: 'temurin'
	java-version: '21'

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

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

	- name: Run tests
	run: ./gradlew test

	- name: Build and Push Docker Image
	uses: mr-smithers-excellent/docker-build-push@v4
	with:
	image: vishwajeet29/learning-repo
	registry: docker.io
	username: ${{ secrets.DOCKER_USERNAME }}
	password: ${{ secrets.DOCKER_PASSWORD }}

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