tar.zstd

API/app.py

@@ -234,7 +234,6 @@ async def generate_zstd_archive(posts, session):
     results = await asyncio.gather(*tasks)
     images = {post_id: image_data for post_id, image_data in results}
 
-    # Create a tar in memory
     tar_buffer = io.BytesIO()
     with tarfile.open(fileobj=tar_buffer, mode="w") as tar:
         for post_id, image_data in images.items():
@@ -244,11 +243,10 @@ async def generate_zstd_archive(posts, session):
             tar.addfile(tarinfo=file_info, fileobj=io.BytesIO(image_data))
     tar_buffer.seek(0)
 
-    # Compress with zstd at level 3
-    cctx = zstd.ZstdCompressor(level=3)
+    cctx = zstd.ZstdCompressor(level=-1)
     compressed = cctx.compress(tar_buffer.read())
 
-    temp_file = tempfile.NamedTemporaryFile(delete=False, suffix=".zstd")
+    temp_file = tempfile.NamedTemporaryFile(delete=False, suffix=".tar.zstd")
     temp_file.write(compressed)
     temp_file.flush()
     temp_file.seek(0)