docs: improved SEO of documentation (#3117)

* docs: added description to documentation pages

* docs: added more descriptions

* docs: finished improving meta description

* docs: added searchbox structured data

* docs: added breadcrumbs structured data

* docs: added how to structured data

* docs: improved 404 page

* docs: added how-to frontmatter option

docs/content/user-guide/orders/claims.mdx

@@ -1,5 +1,7 @@
 ---
 sidebar_position: 8
+description: 'This user guide explains how to manage order claims on the Medusa Admin. Learn how to create claims, manage their returns and fulfillments, and more.'
+addHowToData: true
 ---
 
 import UiIcon from '@site/src/components/UiIcon';

docs/content/user-guide/orders/drafts.mdx

@@ -1,5 +1,7 @@
 ---
 sidebar_position: 5
+description: 'This user guide explains how to manage draft orders on the Medusa Admin. Learn how to create a draft order, view its details, edit a draft order, cancel a draft order, and more.'
+addHowToData: true
 ---
 
 import UiIcon from '@site/src/components/UiIcon';

docs/content/user-guide/orders/exchange.mdx

@@ -1,5 +1,7 @@
 ---
 sidebar_position: 7
+description: 'This user guide explains how to manage exchanges in the Medusa Admin. Learn how to create an order exchange, create an order exchange, mark an order exchange return as received, and cancel an exchange.'
+addHowToData: true
 ---
 
 import UiIcon from '@site/src/components/UiIcon';

docs/content/user-guide/orders/export.mdx

@@ -1,5 +1,7 @@
 ---
 sidebar_position: 9
+description: 'This user guide explains how to export a list of orders on the Medusa admin.'
+addHowToData: true
 ---
 
 import UiIcon from '@site/src/components/UiIcon';

docs/content/user-guide/orders/fulfillments.mdx

@@ -1,6 +1,8 @@
 ---
 sidebar_position: 4
 sidebar_label: Manage Fulfillments
+description: 'This user guide explains how to manage order fulfillments in the Medusa Admin. Learn how to create fulfillments, mark fulfillments as shipped, and cancel fulfillments.'
+addHowToData: true
 ---
 
 import UiIcon from '@site/src/components/UiIcon';

docs/content/user-guide/orders/index.md

@@ -1,6 +1,7 @@
 ---
 sidebar_position: 1
 sidebar_label: Overview
+description: 'Medusa Admin allows merchants to manage orders. Merchants can view order information, capture payment, create shipments and fulfillments, and more.'
 ---
 
 # Orders Overview

docs/content/user-guide/orders/manage.mdx

@@ -1,6 +1,8 @@
 ---
 sidebar_position: 2
 sidebar_label: Manage Details
+description: 'Learn in this user guide how to manage orders on the Medusa Admin. Learn how to find the order details page, what information can be found on that page, and how to manage the order details such as shipping address or email.'
+addHowToData: true
 ---
 
 import UiIcon from '@site/src/components/UiIcon';

docs/content/user-guide/orders/payments.md

@@ -1,6 +1,7 @@
 ---
 sidebar_position: 3
 sidebar_label: Manage Payments
+addHowToData: true
 ---
 
 # Manage Order's Payments

docs/content/user-guide/orders/returns.mdx

@@ -1,6 +1,8 @@
 ---
 sidebar_position: 6
 sidebar_label: Manage Returns
+description: 'This user guide explains how to manage order returns on the Medusa Admin. Learn how to request a return for an order, mark a return as received, and cancel a return.'
+addHowToData: true
 ---
 
 import UiIcon from '@site/src/components/UiIcon';