fix: synchronize database schema with gorm

internal/database/database.go

@@ -7,6 +7,7 @@ import (
 	"time"
 
 	"git.iwork-ai.com/xdc/iqudo-top1/internal/config"
+	"git.iwork-ai.com/xdc/iqudo-top1/internal/model"
 	"go.uber.org/zap"
 	"gorm.io/driver/mysql"
 	"gorm.io/gorm"
@@ -37,6 +38,37 @@ func Open(cfg config.DatabaseConfig, log *zap.Logger) (*gorm.DB, error) {
 	return db, nil
 }
 
+// AutoMigrate synchronizes the application schema from the GORM models.
+// GORM only adds missing tables, columns and indexes; it does not drop
+// existing columns, which keeps production data safe during application
+// upgrades.
+func AutoMigrate(db *gorm.DB) error {
+	return db.AutoMigrate(
+		&model.Tenant{},
+		&model.User{},
+		&model.Role{},
+		&model.TenantMember{},
+		&model.Scenario{},
+		&model.ScenarioField{},
+		&model.ScenarioRule{},
+		&model.SOP{},
+		&model.SOPVersion{},
+		&model.SOPNode{},
+		&model.SOPEdge{},
+		&model.KnowledgeCard{},
+		&model.KnowledgeCardVersion{},
+		&model.KnowledgeItem{},
+		&model.KnowledgeRelation{},
+		&model.SOPRun{},
+		&model.SOPRunEvent{},
+		&model.PublicRunSession{},
+		&model.SOPFeedback{},
+		&model.AuditLog{},
+		&model.MultiTableOutbox{},
+		&model.RefreshToken{},
+	)
+}
+
 type zapGORMLogger struct {
 	log   *zap.Logger
 	level gormlogger.LogLevel