Update integrations README

data/integrations/README.md

@@ -3,6 +3,7 @@ Integrations maintain the rules for how the Shopify Product Taxonomy interacts w
 
 ## Supported Integrations
 - Google (2021-09-21)
+- Shopify (2022-02)
 
 ## How this works
 ### Overview
@@ -11,12 +12,13 @@ Integrations live in the `data/integrations` directory and are further grouped b
 
 ```
 data/integrations/
-├── integrations.yml  # index
+├── integrations.yml  # lists integrations and their versions for taxonomy mappings in distribution
 ├── <integration 1>  # name/handle of the commerce system (e.g. google/amazon)
 │   ├── <version> # e.g. v1.0.1 or 2024-04
-│   │   └── mappings
-│   │       ├── from_shopify.yml
-│   │       └── to_shopify.yml
+│   │   ├── mappings
+│   │   │   ├── from_shopify.yml
+│   │   │   └── to_shopify.yml
+│   │   └── full_names.yml
 │   └── <another version>
 │       └── ...
 └── <integration 2> #...