feat: Add support for custom taxonomies in crumb trail

.gitignore

@@ -1 +1,2 @@
 /vendor
+.vscode

src/Crumb.php

@@ -199,50 +199,66 @@ public function build()
             );
         }
 
-        if (is_singular('post')) {
-            $categories = get_the_category(get_the_ID());
+        if (is_singular()) {
+            $postType = get_post_type();
+            $postTypeObject = get_post_type_object($postType);
+
+          // Add post type archive link if it exists
+            if ($postTypeObject && !empty($postTypeObject->has_archive)) {
+                $this->add(
+                    $postTypeObject->label,
+                    get_post_type_archive_link($postType)
+                );
+            }
 
-            if (! empty($categories)) {
-                foreach ($categories as $index => $category) {
-                    $this->add(
-                        $category->name,
-                        get_category_link($category),
-                        $category->term_id,
-                        $index === 0
-                    );
+          // Add custom taxonomy terms
+            $taxonomies = get_object_taxonomies($postType, 'objects');
+            foreach ($taxonomies as $taxonomy) {
+                if ($taxonomy->public) {
+                    $terms = get_the_terms(get_the_ID(), $taxonomy->name);
+                    if (!empty($terms) && !is_wp_error($terms)) {
+                        if ($taxonomy->hierarchical) {
+                            // Handle hierarchical taxonomies
+                            $term = array_shift($terms); // Get the first term
+                            $ancestors = get_ancestors($term->term_id, $taxonomy->name);
+
+                            // Add ancestor terms
+                            foreach (array_reverse($ancestors) as $ancestorId) {
+                                $ancestor = get_term($ancestorId, $taxonomy->name);
+                                $this->add(
+                                    $ancestor->name,
+                                    get_term_link($ancestor, $taxonomy->name),
+                                    $ancestor->term_id
+                                );
+                            }
+
+                            // Add the current term
+                            $this->add(
+                                $term->name,
+                                get_term_link($term, $taxonomy->name),
+                                $term->term_id
+                            );
+                        } else {
+                            // Handle non-hierarchical taxonomies
+                            foreach ($terms as $term) {
+                                $this->add(
+                                    $term->name,
+                                    get_term_link($term, $taxonomy->name),
+                                    $term->term_id
+                                );
+                            }
+                        }
+                    }
                 }
-
-                return $this->add(
-                    get_the_title(),
-                    null,
-                    get_the_ID()
-                );
             }
 
+          // Add the current post
             return $this->add(
                 get_the_title(),
                 null,
-                get_the_ID(),
-                true
-            );
-        }
-
-        $type = get_post_type_object(
-            get_post_type()
-        );
-
-        if (! empty($type)) {
-            $this->add(
-                $type->label,
-                get_post_type_archive_link($type->name),
-                get_queried_object_id()
+                get_the_ID()
             );
         }
-
-        return $this->add(
-            get_the_title(),
-            null,
-            get_the_ID()
-        );
+        return $this->breadcrumb;
     }
 }