* logging: fix multiple regexp filters on same field (fixes#7049)
* fix: add proper error handling in MultiRegexpFilter tests
* fix: resolve linter and test issues - Fix GCI import formatting issues - Fix MultiRegexpFilter input size limit test by ensuring output doesn't exceed max length after each operation - All tests now pass and linter issues resolved
* fix: update integration test for proper JSON encoding - Fix expected JSON output to use Unicode escape sequence for ampersand character - Integration tests now pass