Remove ES|QL version (#2569)

Author: swallez

compiler/src/steps/validate-model.ts

@@ -173,10 +173,7 @@ export default async function validateModel (apiModel: model.Model, restSpec: Ma
 
   const additionalRoots: TypeName[] = [
     // ErrorResponse is not referenced anywhere, but any API could return it if an error happens.
-    { namespace: '_types', name: 'ErrorResponseBase' },
-    // ESQL base versions are pseudo-constants
-    { namespace: 'esql._types', name: 'BaseStatefulEsqlVersion' },
-    { namespace: 'esql._types', name: 'BaseServerlessEsqlVersion' }
+    { namespace: '_types', name: 'ErrorResponseBase' }
   ]
   additionalRoots.forEach(t => validateTypeRef(t, undefined, new Set()))
 

output/openapi/elasticsearch-serverless-openapi.json

@@ -20,7 +20,6 @@
 import { RequestBase } from '@_types/Base'
 import { QueryContainer } from '@_types/query_dsl/abstractions'
 import { ScalarValue } from '@_types/common'
-import { EsqlVersion } from '@esql/_types/EsqlVersion'
 
 /**
  * Executes an ES|QL request
@@ -62,9 +61,5 @@ export interface Request extends RequestBase {
      * The ES|QL query API accepts an ES|QL query string in the query parameter, runs it, and returns the results.
      */
     query: string
-    /**
-     * The version of the ES|QL language in which the "query" field was written.
-     */
-    version: EsqlVersion
   }
 }