Hack Ginevra: Don't load files whose name starts with '.'

ginevra/src/main/java/dev/nipafx/ginevra/execution/FileSource.java

@@ -57,6 +57,7 @@ private List<Document<DATA>> loadAllFromDirectory(Path directory) {
  try (var files = Files.walk(directory, 1)) {
  return files
  .filter(not(Files::isDirectory))
+ .filter(file -> !file.getFileName().toString().startsWith("."))
  .map(this::loadFile)
  .flatMap(Optional::stream)
  .toList();