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

node_modules/ajv/lib/vocabularies/next.ts

@@ -0,0 +1,8 @@
+import type {Vocabulary} from "../types"
+import dependentRequired from "./validation/dependentRequired"
+import dependentSchemas from "./applicator/dependentSchemas"
+import limitContains from "./validation/limitContains"
+
+const next: Vocabulary = [dependentRequired, dependentSchemas, limitContains]
+
+export default next