Add missing type hints

src/codemagic/models/backwards_file_reader.py

@@ -1,5 +1,6 @@
 import io
 from pathlib import Path
+from typing import Iterable
 from typing import Union
 
 
@@ -10,7 +11,7 @@ def __init__(self, file_path: Union[Path, str], buffer_size=8192):
         self._size = self._file_path.stat().st_size
         self._buffer_size = buffer_size
 
-    def iter_backwards(self):
+    def iter_backwards(self) -> Iterable[str]:
         """A generator that returns the lines of a file in reverse order"""
         with open(self._file_path) as fd:
             current_segment = None

src/codemagic/models/xcodebuild.py

@@ -345,7 +345,7 @@ def _get_failed_commands(self):
         return error_lines
 
     def _get_failed_command_logs(self, failed_commands, max_lines) -> Dict[str, List[str]]:
-        lines_cache = []
+        lines_cache: List[str] = []
         capture_lines = False
         logs: Dict[str, List[str]] = {}
         for line in self._backwards_log_iterator: