[ROMM-3232] Fix content_hash not updated

backend/endpoints/saves.py

@@ -508,8 +508,19 @@ async def update_save(
         await fs_asset_handler.write_file(
             file=saveFile, path=db_save.file_path, filename=db_save.file_name
         )
+        scanned_save = await scan_save(
+            file_name=db_save.file_name,
+            user=request.user,
+            platform_fs_slug=db_save.rom.platform_fs_slug,
+            rom_id=db_save.rom_id,
+            emulator=db_save.emulator,
+        )
         db_save = db_save_handler.update_save(
-            db_save.id, {"file_size_bytes": saveFile.size}
+            db_save.id,
+            {
+                "file_size_bytes": scanned_save.file_size_bytes,
+                "content_hash": scanned_save.content_hash,
+            },
         )
 
     if screenshotFile and screenshotFile.filename:

backend/handler/filesystem/assets_handler.py

@@ -2,6 +2,8 @@ import hashlib
 import os
 import zipfile
 
+from anyio import open_file
+
 from config import ASSETS_BASE_PATH
 from logger.logger import log
 from models.user import User
@@ -70,7 +72,7 @@ class FSAssetsHandler(FSHandler):
 
     async def _compute_file_hash(self, file_path: str) -> str:
         hash_obj = hashlib.md5(usedforsecurity=False)
-        async with await self.stream_file(file_path=file_path) as f:
+        async with await open_file(file_path, "rb") as f:
             while chunk := await f.read(8192):
                 hash_obj.update(chunk)
         return hash_obj.hexdigest()