Custom breadcrumbs

[csjh]

Description

Enables custom handling of breadcrumb naming via frontmatter

Example (from test-env):

---
breadcrumb: "SELECT first_name || ' ' || last_name || '''s ' || order_month || ' Order' as breadcrumb FROM orders WHERE id = '{params.order_id}'"
---

Order #{params.order_id}

Checklist

• [x] I have added a changeset
• [ ] I have added to the docs where applicable

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🦋 Changeset detected

Latest commit: b003c04c27563f127045d86e06e88f034b24bc5c

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 5 packages

| Name | Type | | ----------------------------- | ----- | | @evidence-dev/evidence | Major | | @evidence-dev/core-components | Minor | | my-evidence-project | Patch | | evidence-test-environment | Patch | | @evidence-dev/components | Patch |

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[hughess]

I think the build error is coming from linking to parent directories that don't have an index page