fix: synchronize database schema with gorm

README.md

@@ -52,7 +52,7 @@ make docker-up
 
 ## 宠物医生问诊问药示范场景
 
-数据库迁移和管理员初始化完成后执行：
+数据库结构由 GORM 在应用启动时自动同步，管理员初始化完成后执行：
 
 ```bash
 make seed-pet-doctor

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

main.go

@@ -16,14 +16,10 @@ import (
 	"git.iwork-ai.com/xdc/iqudo-top1/internal/database"
 	"git.iwork-ai.com/xdc/iqudo-top1/internal/httpserver"
 	"git.iwork-ai.com/xdc/iqudo-top1/internal/logger"
-	"git.iwork-ai.com/xdc/iqudo-top1/internal/migration"
 	"git.iwork-ai.com/xdc/iqudo-top1/internal/multitable"
 	"go.uber.org/zap"
 )
 
-//go:embed migrations/*.sql
-var migrationFiles embed.FS
-
 //go:embed web/dist/*
 var frontendFiles embed.FS
 
@@ -54,8 +50,8 @@ func main() {
 	if err != nil {
 		log.Fatal("connect database", zap.Error(err))
 	}
-	if err := migration.Run(db, migrationFiles); err != nil {
+	if err := database.AutoMigrate(db); err != nil {
-		log.Fatal("run database migrations", zap.Error(err))
+		log.Fatal("synchronize database schema", zap.Error(err))
 	}
 	if err := auth.Seed(db, cfg.Seed); err != nil {
 		log.Fatal("seed administrator", zap.Error(err))