[Fix] Docker credentials in Github CI (#570)

* docker credentials optional in bridge-ui-publish

* docker credentials optional in all-tools

.github/workflows/all-tools.yml

@@ -82,13 +82,16 @@ jobs:
       COMMIT_TAG: ${{ needs.store_image_name_and_tags.outputs.commit_tag }}
       DEVELOP_TAG: ${{ needs.store_image_name_and_tags.outputs.develop_tag }}
       IMAGE_NAME: consensys/linea-alltools
+      DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
+      DOCKERHUB_TOKEN: ${{ secrets.DOCKERHUB_TOKEN }}
     name: All tools build and push
     steps:
       - name: Checkout
         uses: actions/checkout@v4
         with:
           submodules: true
       - name: Login to Docker Hub
+        if: ${{ env.DOCKERHUB_USERNAME != '' && env.DOCKERHUB_TOKEN != '' }}
         uses: docker/login-action@v3
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}

.github/workflows/bridge-ui-publish.yml

@@ -17,6 +17,9 @@ on:
 jobs:
   publish:
     runs-on: [self-hosted, ubuntu-20.04, X64, small]
+    env:
+      DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
+      DOCKERHUB_TOKEN: ${{ secrets.DOCKERHUB_TOKEN }}
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -32,6 +35,7 @@ jobs:
         run: echo "DOCKER_TAG=${GITHUB_SHA:0:7}-$(date +%s)-bridge-ui-${{ steps.package-version.outputs.current-version }}" | tee $GITHUB_ENV
 
       - name: Login to Docker Repository
+        if: ${{ env.DOCKERHUB_USERNAME != '' && env.DOCKERHUB_TOKEN != '' }}
         uses: docker/login-action@v3
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
@@ -46,7 +50,7 @@ jobs:
         with:
           context: .
           file: ./bridge-ui/Dockerfile
-          push: true
+          push: ${{ env.DOCKERHUB_USERNAME != '' && env.DOCKERHUB_TOKEN != '' }}
           tags: consensys/linea-bridge-ui:${{ env.DOCKER_TAG }}
           # Env file dedicated for dev
           build-args: |