chore(orchestrator): add pattern AJV check to the example schema (#846)

Signed-off-by: Marek Libra <marek.libra@gmail.com>

Author: mareklibra

workspaces/orchestrator/plugins/orchestrator-form-widgets/http-workflow-dev-server/exampleWorkflows/schemas/dynamic-course-select__main-schema.json

@@ -6,7 +6,8 @@
   "properties": {
     "studentName": {
       "type": "string",
-      "title": "Student name (standard HTML component)"
+      "title": "Student name (standard HTML component)",
+      "pattern": "^[A-Z]([-a-z0-9]*[a-zA-Z0-9])?$"
     },
     "courseName": {
       "type": "string",

workspaces/orchestrator/plugins/orchestrator-form-widgets/src/utils/useGetExtraErrors.ts

@@ -21,7 +21,7 @@ import {
   // useWrapperFormPropsContext,
 } from '@red-hat-developer-hub/backstage-plugin-orchestrator-form-api';
 import { JsonObject } from '@backstage/types';
-import { ErrorSchema } from '@rjsf/utils';
+import { ERRORS_KEY, ErrorSchema } from '@rjsf/utils';
 import { useTemplateUnitEvaluator } from './useTemplateUnitEvaluator';
 import { evaluateTemplate } from './evaluateTemplate';
 import { getRequestInit } from './useRequestInit';
@@ -117,7 +117,7 @@ export const useGetExtraErrors = () => {
                 ) as string[];
 
                 safeSet(errors, path, {
-                  __errors: array.map(e => e?.toString()),
+                  [ERRORS_KEY]: array.map(e => e?.toString()),
                 });
               }
             });