product photos first commit - only upload base photo

templates/ProductPhotos/add.php

@@ -0,0 +1,26 @@
+<?php
+/**
+ * @var \App\View\AppView $this
+ * @var \Cake\Datasource\EntityInterface $productPhoto
+ * @var \Cake\Collection\CollectionInterface|string[] $products
+ */
+?>
+<div class="row">
+    <aside class="column">
+        <div class="side-nav">
+            <h4 class="heading"><?= __('Actions') ?></h4>
+            <?= $this->Html->link(__('List Product Photos'), ['action' => 'index'], ['class' => 'side-nav-item']) ?>
+        </div>
+    </aside>
+    <div class="column column-80">
+        <div class="productPhotos form content">
+            <?= $this->Form->create($productPhoto, ['type' => 'file']) ?>
+            <fieldset>
+                <legend><?= __('Add Product Photo') ?></legend>
+                <?= $this->element('ProductPhotos/form', ['includeFile' => true]); ?>
+            </fieldset>
+            <?= $this->Form->button(__('Submit')) ?>
+            <?= $this->Form->end() ?>
+        </div>
+    </div>
+</div>