explicit cache restore/save

.github/workflows/build.yml

@@ -33,7 +33,7 @@ jobs:
           echo "date=$(date +'%Y-%b')"
           echo "date=$(date +'%Y-%b')" >> $GITHUB_OUTPUT
         shell: bash
-      - uses: actions/cache@v4
+      - uses: actions/cache/restore@v4
         with:
           path: bioimageio_cache
           key: "py${{ matrix.python-version }}-${{ steps.get-date.outputs.date }}"
@@ -54,6 +54,11 @@ jobs:
         env:
           BIOIMAGEIO_CACHE_PATH: bioimageio_cache
           SKIP_EXPENSIVE_TESTS: ${{ matrix.run_expensive_tests && 'false' || 'true' }}
+      - uses: actions/cache/save@v4
+        # explicit restore/save instead of cache action to cache even if coverage fails
+        with:
+          path: bioimageio_cache
+          key: "py${{ matrix.python-version }}-${{ steps.get-date.outputs.date }}"
       - if: matrix.is-dev-version && github.event_name == 'pull_request'
         uses: orgoro/[email protected]
         with: