Added bookshelves homepage options

- Updated homepage selection UI to be more scalable
- Cleaned homepage selection logic in code
- Added seed test data for bookshelves
- Added bookshelves to permission system

resources/assets/js/components/page-picker.js

@@ -15,18 +15,20 @@ class PagePicker {
     }
 
     setupListeners() {
-        // Select click
-        this.selectButton.addEventListener('click', event => {
-            window.EntitySelectorPopup.show(entity => {
-                this.setValue(entity.id, entity.name);
-            });
-        });
+        this.selectButton.addEventListener('click', this.showPopup.bind(this));
+        this.display.parentElement.addEventListener('click', this.showPopup.bind(this));
 
         this.resetButton.addEventListener('click', event => {
             this.setValue('', '');
         });
     }
 
+    showPopup() {
+        window.EntitySelectorPopup.show(entity => {
+            this.setValue(entity.id, entity.name);
+        });
+    }
+
     setValue(value, name) {
         this.value = value;
         this.input.value = value;