Authentication with docker login

Author: hyness

.github/workflows/build-and-deploy-image.yml

@@ -59,25 +59,26 @@ jobs:
         if: inputs.tags != ''
         run: echo "TAGS=-PdockerTags=${{ inputs.tags }}" >> $GITHUB_ENV
 
-      - name: Setup Docker Hub credentials
-        if: inputs.registry == 'docker.io'
-        run: |
-          echo "DOCKER_USERNAME=${{ secrets.DOCKERHUB_USERNAME }}" >> $GITHUB_ENV
-          echo "DOCKER_PASSWORD=${{ secrets.DOCKERHUB_TOKEN }}" >> $GITHUB_ENV
+      - name: Login to DockerHub
+        if: env.REGISTRY == 'docker.io'
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
 
-      - name: Setup GitHub Container Registry credentials
-        if: inputs.registry == 'ghcr.io'
-        run: |
-          echo "DOCKER_USERNAME=${{ github.actor }}" >> $GITHUB_ENV
-          echo "DOCKER_PASSWORD=${{ secrets.GITHUB_TOKEN }}" >> $GITHUB_ENV
+      - name: Login to GitHub Container Registry
+        if: env.REGISTRY == 'ghcr.io'
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Build and deploy OCI image
         run: >
           ./gradlew bootBuildImage
           -PjvmType=${{ inputs.image-jvm-type }}
           -PjdkVersion=${{ inputs.image-jvm-version }}
-          -PdockerUsername=${{ env.DOCKER_USERNAME }}
-          -PdockerPassword=${{ env.DOCKER_PASSWORD }}
           $TAGS
           --imageName=${{ inputs.registry }}/${{ inputs.image-name }}
           --publishImage

build.gradle.kts

@@ -8,8 +8,6 @@ plugins {
 
 val jdkVersion: String by project
 val jvmType: String by project
-val dockerUsername: String by project
-val dockerPassword: String by project
 val dockerTags: String? by project
 val imageRegistry: String? by project
 val imageName: String? by project
@@ -54,10 +52,6 @@ tasks {
             "paketo-buildpacks/environment-variables",
             "gcr.io/paketo-buildpacks/health-checker"
         )
-        docker.publishRegistry {
-            username = dockerUsername
-            password = dockerPassword
-        }
         environment = mapOf(
             "BP_JVM_TYPE" to jvmType,
             "BP_JVM_VERSION" to jdkVersion,