implemented most of the pixiv scraper

src/api/groups.py

@@ -27,15 +27,13 @@ async def read_any_group(
             status_code=status.HTTP_403_FORBIDDEN,
             detail="Not allowed",
         )
-    group = Group()
     group_data = db.get_group(conn, groupname)
     if group_data is None:
         return HTTPException(
             status_code=status.HTTP_404_NOT_FOUND,
             detail="No such group",
         )
-    group.fill(group_data)
-    return group
+    return Group().fill(group_data)
 
 @groups_router.post("/invite_code")
 async def read_group_invite_code(