Merge pull request #1978 from codeflash-ai/fix/jest-testmatch-testregex-conflict

fix(js): resolve Jest testMatch/testRegex configuration conflict

Author: Saga4

codeflash/languages/javascript/test_runner.py

@@ -393,6 +393,7 @@ def _create_runtime_jest_config(base_config_path: Path | None, project_root: Pat
     {test_dirs_js},
   ],
   testMatch: ['**/*.test.ts', '**/*.test.js', '**/*.test.tsx', '**/*.test.jsx'],
+  testRegex: undefined,  // Clear testRegex from baseConfig to avoid conflict with testMatch
 {module_dirs_line}}};
 """
     else: