```

feat(feishu): 添加飞书入站事件inbox和混合数据库协调功能

- 实现飞书入站事件持久化inbox机制，支持状态管理、租约锁定和重试退避
- 添加混合数据库基线协调工具，确保平台PostgreSQL结构安全对齐
- 增加运行组件心跳检测和readiness就绪检查机制
- 实现app_ticket事件的安全轮换和验证处理
- 添加生产环境运行编排和fail-closed安全机制
- 支持webhook快速确认和长连接独立进程处理
- 完善个人数据擦除时的待处理事件清理功能
```

alembic/env.py

@@ -5,6 +5,7 @@ from sqlalchemy import engine_from_config, pool
 
 from app.core.config import get_settings
 from app.core.database import Base
+from app.core.database.safety import validate_platform_migration_target
 from app.modules.ai_memory import models as ai_memory_models
 from app.modules.audit import models as audit_models
 from app.modules.business import models as business_models
@@ -23,6 +24,10 @@ if config.config_file_name is not None:
 
 target_metadata = Base.metadata
 settings = get_settings()
+validate_platform_migration_target(
+    settings.database_url,
+    settings.legacy_database_url,
+)
 
 # Keep imports referenced so SQLAlchemy model classes register with Base.metadata.
 _REGISTERED_MODEL_MODULES = (
@@ -52,6 +57,20 @@ def run_migrations_offline() -> None:
 
 
 def run_migrations_online() -> None:
+    supplied_connection = config.attributes.get("connection")
+    if supplied_connection is not None:
+        validate_platform_migration_target(
+            supplied_connection.engine.url,
+            settings.legacy_database_url,
+        )
+        context.configure(
+            connection=supplied_connection,
+            target_metadata=target_metadata,
+        )
+        with context.begin_transaction():
+            context.run_migrations()
+        return
+
     configuration = config.get_section(config.config_ini_section, {})
     configuration["sqlalchemy.url"] = settings.database_url
     connectable = engine_from_config(