HCK-8865: implemented schema version change for OpenAPI Schema FE (#80)

* HCK-8865: implemented schema version change for OpenAPI Schema FE

* HCK-8865: renamed appTargetVersion to apiTargetVersion

* HCK-8865: added versions check

Author: NazarKovtun1

forward_engineering/api.js

@@ -10,18 +10,21 @@ const getExtensions = require('./helpers/extensionsHelper');
 const handleReferencePath = require('./helpers/handleReferencePath');
 const mapJsonSchema = require('../reverse_engineering/helpers/adaptJsonSchema/mapJsonSchema');
 const path = require('path');
+const versions = require('../package.json').contributes.target.versions;
 
 module.exports = {
 	generateModelScript(data, logger, cb) {
 		try {
 			const {
-				dbVersion: specVersion,
+				dbVersion,
 				externalDocs: modelExternalDocs,
 				tags: modelTags,
 				security: modelSecurity,
 				servers: modelServers,
 				jsonSchemaDialect,
 			} = data.modelData[0];
+			const apiTargetVersion = data?.options?.apiTargetVersion;
+			const specVersion = apiTargetVersion && versions.includes(apiTargetVersion) ? apiTargetVersion : dbVersion;
 
 			const containersIdsFromCallbacks = commonHelper.getContainersIdsForCallbacks(data);