DMP-5276-OpenapiValidator

Added open apid validation

Author: karen-hedges

README.md

@@ -399,14 +399,25 @@ This repository uses spectral to validate OpenAPI specifications. To install spe
 
 https://docs.stoplight.io/docs/spectral/b8391e051b7d8-installation
 
-To validate the OpenAPI specification:
+To validate the OpenAPI specification using spectral, run the following command from the root of the repository:
 
 ```bash
 spectral lint --verbose "src/main/resources/openapi/**/*.{yml,yaml}"
 ```
 
 Documentation: https://stoplight.io/open-source/spectral
 
+## OpenAPI Validation
+
+The application uses OpenAPI validation to ensure that incoming requests and outgoing responses conform to the OpenAPI specification.
+To enable OpenAPI validation, the following properties are set in the application configuration:
+
+```bash
+lint-openapi -c lint-openapi-config.yaml "src/main/resources/openapi/**/*.yaml"
+```
+
+For more information on OpenAPI validation with IBM openapi validator, see the [openapi validator](https://github.com/IBM/openapi-validator).
+
 Validate the data payload JSON Schemas:
 
 ### Supported labels

lint-openapi-config.yaml

@@ -0,0 +1,5 @@
+errorsOnly: false
+limits:
+  warnings: 100
+outputFormat: 'json'
+summaryOnly: true