chore: user lookup-only restore in Docker Cache step

Author: bevzzz

.github/workflows/test.yaml

@@ -18,28 +18,34 @@ jobs:
   docker-cache:
     name: Cache shared Docker images
     runs-on: ubuntu-latest
+    env:
+      DOCKER_CACHE_KEY: docker-images-${{ env.IMG2VEC }}-${{ env.MINIO }}-${{ env.MODEL2VEC }}
     steps:
     - name: Login to Docker Hub
       if: ${{ !github.event.pull_request.head.repo.fork }}
       uses: docker/login-action@v3
       with:
         username: ${{ secrets.DOCKER_USERNAME }}
         password: ${{ secrets.DOCKER_PASSWORD }}
-    - name: Restore and update Docker cache
-      id: docker-cache-restore
-      uses: actions/cache@v4
-      env:
-        DOCKER_CACHE_KEY: docker-images-${{ env.IMG2VEC }}-${{ env.MINIO }}-${{ env.MODEL2VEC }}
+    - id: cache-check
+      uses: actions/cache/restore@v4
       with:
         path: ${{ env.DOCKER_IMAGES_TAR }}
         key: ${{ env.DOCKER_CACHE_KEY }}
+        lookup-only: true  # Only check if cache exists, don't download
     - name: Pull images
-      if: steps.docker-cache-restore.outputs.cache-hit != 'true'
+      if: steps.cache-check.outputs.cache-hit != 'true'
       run: |
         docker pull $IMG2VEC
         docker pull $MINIO
         # docker pull $MODEL2VEC
         docker save $IMG2VEC $MINIO -o $DOCKER_IMAGES_TAR
+    - name: Cache images
+      if: steps.cache-check.outputs.cache-hit != 'true'
+      uses: actions/cache/save@v4
+      with:
+        path: ${{ env.DOCKER_IMAGES_TAR }}
+        key: ${{ env.DOCKER_CACHE_KEY }}
 
   maven-cache:
       name: Cache Maven dependencies
@@ -57,15 +63,15 @@ jobs:
     name: Test
     runs-on: ubuntu-latest
     needs: [ docker-cache, maven-cache]
+    env:
+      DOCKER_CACHE_KEY: docker-images-${{ env.IMG2VEC }}-${{ env.MINIO }}-${{ env.MODEL2VEC }}
     strategy:
       matrix:
         WEAVIATE_VERSION: ["1.32.0", "1.33.0"]
     steps:
     - uses: actions/checkout@v4
 
-    - uses: actions/cache@v4
-      env:
-        DOCKER_CACHE_KEY: docker-images-${{ env.IMG2VEC }}-${{ env.MINIO }}-${{ env.MODEL2VEC }}
+    - uses: actions/cache/restore@v4
       with:
         path: ${{ env.DOCKER_IMAGES_TAR }}
         key: ${{ env.DOCKER_CACHE_KEY }}