feat(main): Add base theme: This is the falcon theme out of the box.

templates/customer/_partials/account-transformation-form.tpl

@@ -0,0 +1,40 @@
+{block name='account_transformation_form'}
+  <div class="card">
+   <div class="card-header">
+      <h5 class="card-title mb-0">
+        {l s='Registration' d='Shop.Istheme'}
+      </h5>
+    </div>
+
+    <div class="card-body">
+      <h6>
+        {l s='Save time on your next order, sign up now' d='Shop.Theme.Checkout'}
+      </h6>
+      <ul class="mb-3 font-sm">
+        <li> - {l s='Personalized and secure access' d='Shop.Theme.Customeraccount'}</li>
+        <li> - {l s='Fast and easy checkout' d='Shop.Theme.Customeraccount'}</li>
+        <li> - {l s='Easier merchandise return' d='Shop.Theme.Customeraccount'}</li>
+      </ul>
+      <form method="post" class="mb-0">
+        <div class="form-group">
+          <label class="form-label required" for="field-email">
+            {l s='Set your password:' d='Shop.Forms.Labels'}
+          </label>
+          <input type="password" class="form-control" data-validate="isPasswd" required name="password" value="">
+        </div>
+        <footer class="form-footer">
+          <input type="hidden" name="submitTransformGuestToCustomer" value="1">
+
+          <div class="text-center mt-3">
+            <button class="btn btn-primary d-none d-md-inline-block" type="submit">
+              {l s='Create account' d='Shop.Theme.Actions'}
+            </button>
+            <button class="btn btn-primary btn-block d-block d-md-none" type="submit">
+              {l s='Create account' d='Shop.Theme.Actions'}
+            </button>
+          </div>
+        </footer>
+      </form>
+    </div>
+  </div>
+{/block}