Bug 42522: Add link to biblio from eholding show view

Signed-off-by: Nick Clemens <nick@bywatersolutions.com>
Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>

koha-tmpl/intranet-tmpl/prog/js/vue/components/ERM/EHoldingsLocalTitleResource.vue

@@ -289,6 +289,24 @@ export default {
                     value: false,
                     hideIn: ["List"],
                 },
+                {
+                    name: "biblio_id",
+                    type: "text",
+                    label: $__("Bibliographic record"),
+                    showElement: {
+                        type: "text",
+                        value: "biblio_id",
+                        link: {
+                            href: "/cgi-bin/koha/catalogue/detail.pl",
+                            params: {
+                                biblionumber: "biblio_id",
+                            },
+                        },
+                    },
+                    hideIn: ["List", "Form"],
+                    hidden: title => !!title.biblio_id,
+                },
+
                 {
                     name: "resources",
                     type: "relationshipWidget",