fix(backend): person overview reads live in their own module, no import cycle with read receipts

backend/src/api/mcp/server.py

@@ -25,6 +25,7 @@ from utils.read import (
     chats,
     media,
     peers,
+    people,
     presence,
     presence_stats,
     social,
@@ -397,8 +398,8 @@ async def get_person(account_id: int, peer_id: int) -> dict[str, Any]:
     of their deleted messages, and the private chat if there is one.
     """
     pool = await _pool()
-    overview = await peers.get_overview(pool, account_id, peer_id)
-    groups = await peers.get_groups(pool, account_id, peer_id)
+    overview = await people.get_overview(pool, account_id, peer_id)
+    groups = await people.get_groups(pool, account_id, peer_id)
     return {**overview.model_dump(mode="json"), **groups.model_dump(mode="json")}