feat(payment): complete creator income center

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

src/Core/DBMigrator.php

@@ -13,7 +13,7 @@ class DBMigrator {
     use DBMigratorIdentity;
 
     /** Current schema version; changing it re-runs dbDelta. */
-    const SCHEMA_VERSION = '1.19.0';
+    const SCHEMA_VERSION = '1.20.0';
 
     const OPT_KEY = 'aksrt_db_schema_version';
 

src/Core/DBMigratorPart2.php

@@ -201,8 +201,12 @@ trait DBMigratorPart2 {
             amount DECIMAL(18,2) NOT NULL DEFAULT 0,
             type VARCHAR(32) NOT NULL DEFAULT 'order',
             status VARCHAR(20) NOT NULL DEFAULT 'pending',
+            reversal_amount DECIMAL(18,2) NOT NULL DEFAULT 0,
+            error_message TEXT DEFAULT NULL,
+            audit_json LONGTEXT DEFAULT NULL,
             created_at DATETIME NOT NULL,
             settled_at DATETIME DEFAULT NULL,
+            reversed_at DATETIME DEFAULT NULL,
             PRIMARY KEY  (id),
             UNIQUE KEY uniq_creator_order (author_id, order_number),
             KEY idx_author (author_id),