Chore: Update README for metadata generation util

Updates README to be in line with recent changes.

utilities/generate-metadata-docs/README.md

@@ -2,9 +2,8 @@
 
 ## Overview
 
-This utility will automatically generate a reference doc for Hasura Metadata using a provided
-`supergraph_or_subgraph_object.jsonschema`. If examples are provided in the schema, they're transformed into YAML for
-docs using `js-yaml`.
+This utility will automatically generate a reference doc for Hasura Metadata using a provided set of JSON schemas. If
+examples are provided in the schema, they're transformed into YAML for docs using `js-yaml`.
 
 ## Usage
 
@@ -17,21 +16,19 @@ cd utilities/generate-metadata-docs
 npm i
 ```
 
-Assuming you have a `supergraph_or_subgraph_object.jsonschema` living in `/schema_examples`, you can run the following
-to generate a new `metadata-reference.mdx` file that will override the existing one in `docs/supergraph-modeling`:
+Assuming you have the appropriate files (`hasura_yaml_schema_resolved.json`, `hml_schema_resolved.json`,
+`yaml_schema_resolved.json`) living in root of this utility, you can run the following to regenerate the metadata
+reference pages in Supergraph Modeling:
 
 ```bash
 npm run build
 npm run start
 ```
 
-## Contributing
-
-There are tests. Use them! You can use Jest's watch mode for testing by running:
+> [!TIP] CI takes care of updating these files **whenever** the golden files are updated in the engine; these then
+> trickle their way down via LSP to the CLI and Docs 🚀
 
-```bash
-npm run test
-```
+## Contributing
 
 If you're more eager to develop with watch mode, and don't like tests (shame on you), run the following: