fix output folder permissions

src/audio_generation.py

@@ -7,9 +7,14 @@ from pydub import AudioSegment
 import base64
 from pathlib import Path
 from script_generation import PodScript
+
+output_root = Path(tempfile.gettempdir()) / "upvoice_outputs"
+output_root.mkdir(parents=True, exist_ok=True)
+
+
 @dataclass
 class AudioConfig:
-    output_path: str = "./src/public/output"
+    output_path: str = str(output_root)
     api_key: str = os.getenv("OPENAI_API_KEY", "")
     model: str = "gpt-4o-mini-tts"
     mocked: bool = False
@@ -92,9 +97,9 @@ class ScriptToAudio:
         """
         random_bytes = os.urandom(8)
         folder_name = base64.urlsafe_b64encode(random_bytes).decode("utf-8")
-        final_folder_name = os.path.join(self._config.output_path, folder_name)
-        os.makedirs(final_folder_name, exist_ok=True)
-        return final_folder_name
+        final_folder = Path(self._config.output_path) / folder_name
+        final_folder.mkdir(parents=True, exist_ok=True)
+        return str(final_folder)
 
     def _combine_audio_files(self, filenames: List[str], output_file: str) -> None:
         """Combines multiple audio files into a single WAV file.