docs: basic docs for shopify

Author: Raymond Ottun

prefabs/dev/mocks/about.yml

@@ -0,0 +1,8 @@
+- name: About
+  request:
+    path: /
+    method: GET
+  response:
+    status: 302
+    headers:
+      Location: https://github.com/sayjava/mimic/tree/main/prefabs/dev

prefabs/dev/mocks/readme.yml

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+# Shopify Mimic
+
+This server 
+
+## Supported
+
+- Graphql
+  - 2022-07
+  - 01-2023
+- Rest
+
+## Graphql
+
+Supported Operations
+
+- Checkout
+- Products
+- Cart
+
+## Alternatives
+
+| Cookie Params | Description                            |
+| :------------ | :------------------------------------- |
+| empty_cart    | Returns an empty cart                  |
+| out_of_stock  | Returns a product that is out of stock |

prefabs/shopify/README.md

@@ -0,0 +1,8 @@
+- name: About
+  request:
+    path: /
+    method: GET
+  response:
+    status: 302
+    headers:
+      Location: https://github.com/sayjava/mimic/tree/main/prefabs/shopify