fix: attempt to cache docker file

Author: parker-snyk

.circleci/config.yml

@@ -203,6 +203,37 @@ jobs:
             - .npm-cache
 
       - run: docker version
+      
+      # Restore Docker images from cache
+      - restore_cache:
+          keys:
+            - v1-docker-images-{{ checksum "test/windows/plugin.spec.ts" }}
+            - v1-docker-images-  # Fallback to any docker cache
+      
+      - run:
+          name: Load cached Docker images if available
+          command: |
+            if [ -d "/c/docker-cache" ] && [ "$(ls -A /c/docker-cache/*.tar 2>/dev/null)" ]; then
+              for image in /c/docker-cache/*.tar; do
+                echo "Loading $(basename $image)..."
+                docker load -i "$image"
+              done
+            else
+              echo "No cached Docker images found"
+            fi
+            
+      # Pre-pull the Python image to cache it
+      - run:
+          name: Pre-pull Python test image
+          command: |
+            PYTHON_IMAGE="python@sha256:1f92d35b567363820d0f2f37c7ccf2c1543e2d852cea01edb027039e6aef25e6"
+            echo "Checking if Python image exists locally..."
+            if ! docker images -q "$PYTHON_IMAGE" 2>/dev/null | grep -q .; then
+              echo "Pulling Python image for cache..."
+              docker pull "$PYTHON_IMAGE"
+            else
+              echo "Python image already exists locally"
+            fi
       - run:
           name: Install JUnit coverage reporter
           command: npm install --no-save jest-junit
@@ -216,6 +247,24 @@ jobs:
             JEST_JUNIT_ADD_FILE_ATTRIBUTE: 'true'  # We need this to make --split-by=timings work
       - store_test_results:
           path: reports
+          
+      # Save Docker images to cache
+      - run:
+          name: Save Docker images to cache
+          when: always
+          command: |
+            mkdir -p /c/docker-cache
+            # Save the Python test image
+            PYTHON_IMAGE="python@sha256:1f92d35b567363820d0f2f37c7ccf2c1543e2d852cea01edb027039e6aef25e6"
+            if docker images -q "$PYTHON_IMAGE" 2>/dev/null | grep -q .; then
+              echo "Saving Python image to cache..."
+              docker save "$PYTHON_IMAGE" -o "/c/docker-cache/python-3.9.0.tar"
+            fi
+            
+      - save_cache:
+          key: v1-docker-images-{{ checksum "test/windows/plugin.spec.ts" }}
+          paths:
+            - C:\docker-cache
   test_jest_windows_no_docker:
     <<: *windows_big
     parallelism: 2  # Run tests across 2 containers