CI for docker build update

Author: artmakh

.github/workflows/push-oidc-containers.yml

@@ -5,6 +5,9 @@ on:
       - main
     tags:
       - "*"
+  pull_request:
+    branches:
+      - main
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
@@ -15,7 +18,7 @@ jobs:
     name: Build and push Docker image
     runs-on: [matterlabs-ci-runner]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
 
       - name: Set git SHA
         id: git_sha
@@ -37,10 +40,10 @@ jobs:
           fi
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@e468171a9de216ec08956ac3ada2f0791b6bd435 # v3.11.0
 
       - name: Log in to Docker Hub
-        uses: docker/login-action@v2
+        uses: docker/login-action@74a5d142397b4f367a81961eba4e8cd7edddf772 # v3.4.0
         with:
           username: ${{ secrets.DOCKERHUB_USER }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
@@ -49,12 +52,9 @@ jobs:
         run: |
           gcloud auth configure-docker us-docker.pkg.dev -q
 
-      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
-
       - name: Build and push oidc-server image
         id: docker_build_oidc
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@263435318d21b8e681c14492fe198d362a7d2c83 # v6.18.0
         with:
           context: .
           file: Dockerfile
@@ -68,7 +68,7 @@ jobs:
 
       - name: Build and push key-registry image
         id: docker_build_key_registry
-        uses: docker/build-push-action@v6
+        uses: docker/build-push-action@263435318d21b8e681c14492fe198d362a7d2c83 # v6.18.0
         with:
           context: .
           file: Dockerfile
@@ -83,4 +83,4 @@ jobs:
       - name: Print image digest to summary
         run: |
           echo "OIDC Server Image tag: ${{ steps.docker_tag.outputs.tag }}" >> $GITHUB_STEP_SUMMARY
-          echo "Key Registry Image tag: ${{ steps.docker_tag.outputs.tag }}" >> $GITHUB_STEP_SUMMARY
+          echo "Key Registry Image tag: ${{ steps.docker_tag.outputs.tag }}" >> $GITHUB_STEP_SUMMARY