fix(firstleg): allow optional sailing booking details

deploy/sql/头程数据库统一增量-MySQL8.sql

@@ -7891,8 +7891,8 @@ CREATE TABLE fl_sailing (
   warehouse_name_snapshot VARCHAR(128) NULL,
   departure_port_code VARCHAR(32) NOT NULL,
   destination_port_code VARCHAR(32) NOT NULL,
-  vessel_name VARCHAR(128) NOT NULL,
-  voyage_no VARCHAR(64) NOT NULL,
+  vessel_name VARCHAR(128) NULL,
+  voyage_no VARCHAR(64) NULL,
   etd_at DATETIME(3) NOT NULL,
   warehouse_cutoff_at DATETIME(3) NOT NULL,
   eta_at DATETIME(3) NULL,
@@ -8087,4 +8087,4 @@ CREATE TABLE fl_sailing_booking_link (
   CONSTRAINT chk_sailing_booking_released CHECK (booking_status_snapshot='RELEASED')
 ) ENGINE=InnoDB COMMENT='船期计划与已放舱订舱的最小关联及历史';
 
-SELECT 'PASS' AS initialization_status, 'CN' AS region, 219 AS initialized_tables;
+SELECT 'PASS' AS initialization_status, 'CN' AS region, 221 AS initialized_tables;