fix: accept prefixed wallet event hashes

deploy/sql/头程数据库统一增量-MySQL8.sql

@@ -17881,7 +17881,7 @@ USE baiyue_finance;
 CREATE TABLE IF NOT EXISTS fin_wallet_command_inbox (
   event_id VARCHAR(64) NOT NULL COMMENT '海外资金指令事件ID',
   event_type VARCHAR(96) NOT NULL COMMENT '事件类型',
-  payload_hash CHAR(64) NOT NULL COMMENT '规范化载荷SHA-256',
+  payload_hash VARCHAR(71) NOT NULL COMMENT '规范化载荷SHA-256，包含sha256:前缀',
   payload_json JSON NOT NULL COMMENT '冻结事件信封',
   status VARCHAR(16) NOT NULL COMMENT 'PROCESSING、SUCCEEDED或FAILED',
   result_json JSON NULL COMMENT '最终资金执行结果',
@@ -17891,6 +17891,9 @@ CREATE TABLE IF NOT EXISTS fin_wallet_command_inbox (
   KEY idx_fin_wallet_command_status (status,received_at)
 ) ENGINE=InnoDB COMMENT='跨区客户资金指令幂等收件箱';
 
+ALTER TABLE fin_wallet_command_inbox
+  MODIFY COLUMN payload_hash VARCHAR(71) NOT NULL COMMENT '规范化载荷SHA-256，包含sha256:前缀';
+
 CREATE TABLE IF NOT EXISTS fin_wallet_event_outbox (
   event_id VARCHAR(64) NOT NULL COMMENT '资金结果事件ID',
   event_key VARCHAR(160) NOT NULL COMMENT '业务幂等键',