Fix avatars upload

backend/app/api/v1/users.py

@@ -1,4 +1,4 @@
-from fastapi import APIRouter, HTTPException, status, UploadFile, File
+from fastapi import APIRouter, HTTPException, status, UploadFile, File, Response
 from sqlalchemy import select, func
 
 from app.api.deps import DbSession, CurrentUser
@@ -30,6 +30,34 @@ async def get_user(user_id: int, db: DbSession):
     return UserPublic.model_validate(user)
 
 
+@router.get("/{user_id}/avatar")
+async def get_user_avatar(user_id: int, db: DbSession):
+    """Stream user avatar from storage"""
+    result = await db.execute(select(User).where(User.id == user_id))
+    user = result.scalar_one_or_none()
+
+    if not user:
+        raise HTTPException(status_code=404, detail="User not found")
+
+    if not user.avatar_path:
+        raise HTTPException(status_code=404, detail="User has no avatar")
+
+    # Get file from storage
+    file_data = await storage_service.get_file(user.avatar_path, "avatars")
+    if not file_data:
+        raise HTTPException(status_code=404, detail="Avatar not found in storage")
+
+    content, content_type = file_data
+
+    return Response(
+        content=content,
+        media_type=content_type,
+        headers={
+            "Cache-Control": "public, max-age=3600",
+        }
+    )
+
+
 @router.patch("/me", response_model=UserPublic)
 async def update_me(data: UserUpdate, current_user: CurrentUser, db: DbSession):
     if data.nickname is not None:

backend/app/core/config.py

@@ -28,6 +28,7 @@ class Settings(BaseSettings):
 
     # Uploads
     UPLOAD_DIR: str = "uploads"
+    MAX_UPLOAD_SIZE: int = 5 * 1024 * 1024  # 5 MB for avatars
     MAX_IMAGE_SIZE: int = 15 * 1024 * 1024  # 15 MB
     MAX_VIDEO_SIZE: int = 30 * 1024 * 1024  # 30 MB
     ALLOWED_IMAGE_EXTENSIONS: set = {"jpg", "jpeg", "png", "gif", "webp"}