Initial commit

_includes/item/breadcrumbs.html

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+{% comment %}
+
+    Adds Bootstrap styled breadcrumbs to page.
+    By default the crumbs are: Home (index.html) / Items (browse.html) / current page title (from the metadata, truncated to 10 words max).
+
+{%- endcomment -%}
+<ol class="breadcrumb">
+    <li class="breadcrumb-item"><a class="text-dark" href="{{ '/' | relative_url }}">Home</a></li>
+    <li class="breadcrumb-item"><a class="text-dark" href="{{ '/browse.html' | relative_url }}">Items</a></li>
+    <li class="breadcrumb-item active text-dark" aria-current="page">{{ page.title | truncatewords: 10 }}</li>
+</ol>