fix: json schema array items (#7007)

* feat(ux): json schema array now states type to add

this is to enhance nested array usability wise

src/core/json-schema-components.jsx

@@ -181,7 +181,7 @@ export class JsonSchema_array extends PureComponent {
  const schemaItemsEnum = schema.getIn(["items", "enum"])
  const schemaItemsType = schema.getIn(["items", "type"])
  const schemaItemsFormat = schema.getIn(["items", "format"])
- const schemaItemsSchema = schema.getIn(["items", "schema"])
+ const schemaItemsSchema = schema.get("items")
  let ArrayItemsComponent
  let isArrayItemText = false
  let isArrayItemFile = (schemaItemsType === "file" || (schemaItemsType === "string" && schemaItemsFormat === "binary")) ? true : false
@@ -264,7 +264,7 @@ export class JsonSchema_array extends PureComponent {
  title={arrayErrors.length ? arrayErrors : ""}
  onClick={this.addItem}
  >
- Add item
+ Add {schemaItemsType ? `${schemaItemsType} ` : ""}item
  </Button>
  ) : null}
  </div>