Партии: оптимистичная блокировка (version) — устаревшие правки/отмена отклоняются (фикс гонки завершить-vs-отменить)

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

backend/app/routers/admin.py

@@ -229,6 +229,7 @@ def update_match(
         win_reason=body.win_reason,
         win_reason_set=("win_reason" in body.model_fields_set),
         participants=participants,
+        expected_version=body.expected_version,
     )
     audit_service.record(
         session,

backend/app/routers/matches.py

@@ -1,7 +1,7 @@
 """Роутер партий: рандом фракции, старт, завершение, детали, правка, удаление."""
 from __future__ import annotations
 
-from fastapi import APIRouter, Depends, File, Request, UploadFile
+from fastapi import APIRouter, Depends, File, Query, Request, UploadFile
 from fastapi.responses import FileResponse
 from sqlmodel import Session
 
@@ -69,6 +69,7 @@ def build_match_read(session: Session, match: Match, *, can_modify: bool = False
         overall_comment=match.overall_comment,
         created_by=match.created_by,
         can_modify=can_modify,
+        version=match_service.match_version(match),
         participants=parts,
         attachments=[
             attachment_read(a, f"/api/matches/{match.id}")
@@ -143,6 +144,7 @@ def finish_match(
         win_reason=body.win_reason,
         overall_comment=body.overall_comment,
         overall_comment_set=("overall_comment" in body.model_fields_set),
+        expected_version=body.expected_version,
     )
     audit_service.record(
         session,
@@ -200,6 +202,7 @@ def update_match(
         win_reason=body.win_reason,
         win_reason_set=("win_reason" in body.model_fields_set),
         participants=participants,
+        expected_version=body.expected_version,
     )
     audit_service.record(
         session,
@@ -278,6 +281,7 @@ def get_attachment(
 def delete_match(
     match_id: int,
     request: Request,
+    expected_version: str | None = Query(None),
     session: Session = Depends(get_session),
     user: User = Depends(get_current_user),
 ) -> s.OkResponse:
@@ -285,7 +289,7 @@ def delete_match(
     match_service.assert_can_modify(session, match, user)
     match_id_val = match.id
     group_id_val = match.group_id
-    match_service.delete_match(session, match)
+    match_service.delete_match(session, match, expected_version=expected_version)
     audit_service.record(
         session,
         actor_id=user.id,