add recursive package search

jpacrepo_uploader/uploader.py

@@ -28,7 +28,7 @@ logger = logging.getLogger('jpacrepo.uploader')
 package_file_pattern = re.compile('.*\.pkg\.tar\.(xz|zst|gz)$')
 
 _size_uoms = ('B', 'KiB', 'MiB', 'GiB', 'KiB')
-
+_supported_compression_formats = ('xz', 'zst', 'gz')
 
 def format_filesize(size: int) -> str:
     counter = 0
@@ -195,8 +195,8 @@ class JpacrepoClient:
                 raise RuntimeError(f'Received HTTP error code: {response.code}')
 
     def packages_to_upload(self) -> tuple[Path, ...]:
-        package_files: dict[str, Path] = {file.name: file for package_cache in self.config.repo_folders
-                                          for file in package_cache.iterdir()
+        package_files: dict[str, Path] = {file.name: file for ext in _supported_compression_formats for package_cache in self.config.repo_folders
+                                          for file in package_cache.glob(f'**/*.pkg.tar.{ext}')
                                           if file.is_file() and package_file_pattern.match(file.name)}
         headers = {
             'Accept': 'application/json',