add cache cleanup steps

Signed-off-by: Alex Goodman <wagoodman@users.noreply.github.com>

.github/actions/bootstrap/action.yaml

@@ -58,7 +58,7 @@ runs:
       uses: actions/cache@704facf57e6136b1bc63b828d79edcd491f0ee84 # v3.3.2
       with:
         path: ${{ github.workspace }}/.tmp/oras-cache
-        key: ${{ inputs.cache-key-prefix }}-${{ runner.os }}-oras-cache
+        key: ${{ inputs.cache-key-prefix }}-oras-cache
 
     - name: Download test fixture cache
       if: inputs.download-test-fixture-cache == 'true'

.github/workflows/test-fixture-cache-publish.yaml

@@ -2,8 +2,6 @@ name: "Test fixture cache: publish"
 
 on:
   workflow_dispatch:
-  # TODO: remove me, just here for testing
-  push:
   schedule:
     # run nightly at 4AM UTC
     - cron: "0 4 * * *"

.github/workflows/validations.yaml

@@ -202,3 +202,28 @@ jobs:
 
       - name: Run CLI Tests (Linux)
         run: make cli
+
+
+  Cleanup-Cache:
+    name: "Cleanup snapshot cache"
+    if: always()
+    runs-on: ubuntu-20.04
+    needs:
+      - Acceptance-Linux
+      - Acceptance-Mac
+      - Cli-Linux
+    steps:
+      - name: Delete snapshot cache
+        run: |
+          # Define the cache key to delete
+          CACHE_KEY="snapshot-build-${{ github.run_id }}"
+
+          # Fetch cache list and delete the cache by key using gh api
+          CACHE_ID=$(gh api repos/${{ github.repository_owner }}/${{ github.event.repository.name }}/actions/caches --jq ".actions_caches[] | select(.key == \"$CACHE_KEY\") | .id")
+
+          if [ -n "$CACHE_ID" ]; then
+            echo "Deleting cache with key $CACHE_KEY (ID: $CACHE_ID)"
+            gh api --method DELETE repos/${{ github.repository_owner }}/${{ github.event.repository.name }}/actions/caches/$CACHE_ID
+          else
+            echo "Cache with key $CACHE_KEY not found."
+          fi