fix(userbot): encode absent pyrogram raw payloads as empty json

backend/src/userbot/modules/jobs/handlers/enrich_chat.py

@@ -11,6 +11,7 @@ from userbot.modules.jobs.context import JobContext
 from userbot.modules.jobs.registry import register
 from userbot.modules.profiles.parse import snapshot_from_high_level
 from userbot.modules.profiles.repository import write_profile
+from userbot.modules.raw_json import raw_json
 
 MEMBER_CAP = 200
 
@@ -26,7 +27,7 @@ LIMIT 100
 
 async def _save_user(ctx: CaptureContext, user: User) -> None:
     fields, photo_file_id, photo_unique_id = snapshot_from_high_level(user)
-    await write_profile(ctx.pool, ctx.account_id, user.id, fields, str(user))
+    await write_profile(ctx.pool, ctx.account_id, user.id, fields, raw_json(user))
     if photo_file_id and photo_unique_id:
         await note_avatar(
             ctx.pool, ctx.account_id, user.id, "peer", photo_unique_id, photo_file_id
@@ -48,7 +49,7 @@ async def _enrich_chat_meta(client: Client, ctx: CaptureContext, chat_id: int) -
         photo_unique_id,
         None,
         datetime.now(UTC),
-        str(chat),
+        raw_json(chat),
     )
     if photo_file_id and photo_unique_id:
         await note_avatar(