add breadcrumbs for case studies

Closes #3516532

To be reviewed with Issue: https://gitlab.com/drupal-infrastructure/sites/drupalorg/-/issues/69

mentioned in merge request bluecheese!166 (merged)

added 1 commit

• 9381386b - Apply 1 suggestion(s) to 1 file(s)

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resolved all threads

resolved all threads

added 11 commits

• 9381386b...00580c70 - 9 commits from branch project:1.0.x
• f9f06b79 - add breadcrumbs for case studies
• bc5fc845 - Apply 1 suggestion(s) to 1 file(s)

Compare with previous version

merged