Update test framework: fix run_tests.py to support all test files, add auto-import-check for test files

node_modules/ajv/lib/vocabularies/applicator/prefixItems.ts

@@ -0,0 +1,12 @@
+import type {CodeKeywordDefinition} from "../../types"
+import {validateTuple} from "./items"
+
+const def: CodeKeywordDefinition = {
+  keyword: "prefixItems",
+  type: "array",
+  schemaType: ["array"],
+  before: "uniqueItems",
+  code: (cxt) => validateTuple(cxt, "items"),
+}
+
+export default def