fix: harden wiki delivery and leaderboard performance

offline-backend-20260512/backend/scripts/sql/leaderboard_indexes_mysql.sql

@@ -4,9 +4,9 @@
 --
 -- 背景:
 --   这些索引声明在各 ORM model 的 __table_args__ 里,但 Base.metadata.create_all
---   对【已存在的表】不会补建索引,而 alembic 自动迁移在本项目里是关闭的
---   (engine.py 中 `# await _run_alembic_upgrade(url)` 被注释)。
---   因此在【已有数据的 MySQL 部署】上,这些索引很可能并未真正创建,排行榜的
+--   对【已存在的表】不会补建索引。本项目虽会在启动时运行 Alembic，但大表
+--   补索引刻意不放进启动迁移，避免在线建索引拖长或阻塞服务启动。
+--   因此在【已有数据的 MySQL 部署】上需要低峰期执行本脚本，否则排行榜的
 --   单日聚合查询会退化为全表扫描,拖慢并占用连接。
 --
 -- 用法:
@@ -55,19 +55,28 @@ DELIMITER ;
 CALL _create_index_if_missing('runs', 'ix_runs_created_user_status', '`created_at`, `user_id`, `status`');
 CALL _create_index_if_missing('runs', 'ix_runs_user_created',        '`user_id`, `created_at`');
 CALL _create_index_if_missing('runs', 'ix_runs_thread_created',      '`thread_id`, `created_at`');
+CALL _create_index_if_missing('runs', 'ix_runs_created_assistant_user', '`created_at`, `assistant_id`, `user_id`');
+CALL _create_index_if_missing('runs', 'ix_runs_created_model_user',     '`created_at`, `model_name`, `user_id`');
 
 -- ---- tool_call_metrics -------------------------------------------------------
 CALL _create_index_if_missing('tool_call_metrics', 'ix_tool_call_metrics_created_user', '`created_at`, `user_id`');
 CALL _create_index_if_missing('tool_call_metrics', 'ix_tool_call_metrics_run_created',  '`run_id`, `created_at`');
+CALL _create_index_if_missing('tool_call_metrics', 'ix_tool_call_metrics_created_skill_user', '`created_at`, `skill_name`, `user_id`');
+CALL _create_index_if_missing('tool_call_metrics', 'ix_tool_call_metrics_created_tool_user',  '`created_at`, `tool_name`, `user_id`');
 
 -- ---- llm_call_metrics --------------------------------------------------------
 CALL _create_index_if_missing('llm_call_metrics', 'ix_llm_call_metrics_created_user', '`created_at`, `user_id`');
 CALL _create_index_if_missing('llm_call_metrics', 'ix_llm_call_metrics_run_created',  '`run_id`, `created_at`');
+CALL _create_index_if_missing('llm_call_metrics', 'ix_llm_call_metrics_created_model_user', '`created_at`, `model_name`, `user_id`');
 
 -- ---- threads_meta ------------------------------------------------------------
 CALL _create_index_if_missing('threads_meta', 'ix_threads_meta_created_user', '`created_at`, `user_id`');
 CALL _create_index_if_missing('threads_meta', 'ix_threads_meta_user_created', '`user_id`, `created_at`');
 
+-- ---- scheduled_task_runs -----------------------------------------------------
+-- NOT EXISTS anti-join used when the leaderboard excludes scheduler runs.
+CALL _create_index_if_missing('scheduled_task_runs', 'ix_scheduled_task_runs_agent_run_id', '`agent_run_id`');
+
 -- ---- position_roundtable_sessions --------------------------------------------
 -- Explicit taskId history is loaded by taskId and newest update time.
 CALL _create_index_if_missing('position_roundtable_sessions', 'ix_position_roundtable_sessions_task_updated', '`external_task_id`, `updated_at`');
@@ -75,15 +84,19 @@ CALL _create_index_if_missing('position_roundtable_sessions', 'ix_position_round
 -- ---- 清理临时存储过程 --------------------------------------------------------
 DROP PROCEDURE IF EXISTS _create_index_if_missing;
 
--- ---- 执行后自检:确认 9 个索引都已存在 ---------------------------------------
+-- ---- 执行后自检:确认排行榜索引都已存在 ----------------------------------------
 SELECT table_name, index_name
   FROM information_schema.statistics
  WHERE table_schema = DATABASE()
    AND index_name IN (
        'ix_runs_created_user_status', 'ix_runs_user_created', 'ix_runs_thread_created',
+       'ix_runs_created_assistant_user', 'ix_runs_created_model_user',
        'ix_tool_call_metrics_created_user', 'ix_tool_call_metrics_run_created',
+       'ix_tool_call_metrics_created_skill_user', 'ix_tool_call_metrics_created_tool_user',
        'ix_llm_call_metrics_created_user', 'ix_llm_call_metrics_run_created',
-       'ix_threads_meta_created_user', 'ix_threads_meta_user_created'
+       'ix_llm_call_metrics_created_model_user',
+       'ix_threads_meta_created_user', 'ix_threads_meta_user_created',
+       'ix_scheduled_task_runs_agent_run_id'
    )
  GROUP BY table_name, index_name
  ORDER BY table_name, index_name;