```

feat: 添加飞书用户模块和订阅功能支持

- 新增feishu_users模块用于处理飞书用户身份验证和权限管理
- 新增subscriptions模块用于处理订阅相关功能
- 新增personalization模块用于个性化服务
- 在alembic迁移配置中注册新的模型模块
- 在API路由器中添加feishu_users和subscriptions路由
- 实现事件调度服务的改进，包括错误处理和状态更新优化
- 添加飞书命令处理的权限检查机制
- 实现飞书应用票据事件处理
- 改进审计日志记录功能
```

alembic/versions/202607260004_feishu_app_tickets.py

@@ -0,0 +1,43 @@
+"""Persist verified Feishu app tickets.
+
+Revision ID: 202607260004
+Revises: 202607260003
+Create Date: 2026-07-26
+"""
+
+from alembic import op
+import sqlalchemy as sa
+
+
+revision = "202607260004"
+down_revision = "202607260003"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.create_table(
+        "feishu_app_tickets",
+        sa.Column("id", sa.Integer(), autoincrement=True, nullable=False),
+        sa.Column("app_id", sa.String(length=128), nullable=False),
+        sa.Column("app_ticket", sa.Text(), nullable=False),
+        sa.Column("received_at", sa.DateTime(), nullable=False),
+        sa.Column("updated_at", sa.DateTime(), nullable=False),
+        sa.PrimaryKeyConstraint("id"),
+    )
+    op.create_index(
+        op.f("ix_feishu_app_tickets_app_id"),
+        "feishu_app_tickets",
+        ["app_id"],
+        unique=True,
+    )
+    op.create_index(
+        op.f("ix_feishu_app_tickets_received_at"),
+        "feishu_app_tickets",
+        ["received_at"],
+        unique=False,
+    )
+
+
+def downgrade() -> None:
+    op.drop_table("feishu_app_tickets")