新增功能-api生成数据库并初始化回写配置

修改gva initdb 判断是否已经创建的一些小问题
新增api生成数据库并初始化回写配置
修改文件：
server/cmd/gva/initdb.go
server/cmd/information/data_authorities.go
server/cmd/information/workflow.go
server/initialize/gorm
server/main.go

新增文件：
server/api/v1/sys.initdb.go
server/middleware/init.go
server/model/sys_init.go
server/service/sys_initdb.go
servcer/utils/init_db.go

迁移文件
server/cmd/gva/mysql.go->server/utils/mysql.go

server/initialize/gorm.go

@@ -4,11 +4,12 @@ import (
 	"gin-vue-admin/global"
 	"gin-vue-admin/initialize/internal"
 	"gin-vue-admin/model"
+	"os"
+
 	"go.uber.org/zap"
 	"gorm.io/driver/mysql"
 	"gorm.io/gorm"
 	"gorm.io/gorm/logger"
-	"os"
 )
 
 //@author: SliverHorn
@@ -70,6 +71,9 @@ func MysqlTables(db *gorm.DB) {
 
 func GormMysql() *gorm.DB {
 	m := global.GVA_CONFIG.Mysql
+	if m.Dbname == "" {
+		return nil
+	}
 	dsn := m.Username + ":" + m.Password + "@tcp(" + m.Path + ")/" + m.Dbname + "?" + m.Config
 	mysqlConfig := mysql.Config{
 		DSN:                       dsn,   // DSN data source name
@@ -80,8 +84,9 @@ func GormMysql() *gorm.DB {
 		SkipInitializeWithVersion: false, // 根据版本自动配置
 	}
 	if db, err := gorm.Open(mysql.New(mysqlConfig), gormConfig(m.LogMode)); err != nil {
-		global.GVA_LOG.Error("MySQL启动异常", zap.Any("err", err))
-		os.Exit(0)
+		//global.GVA_LOG.Error("MySQL启动异常", zap.Any("err", err))
+		//os.Exit(0)
+		//return nil
 		return nil
 	} else {
 		sqlDB, _ := db.DB()

server/initialize/router.go

@@ -1,20 +1,23 @@
 package initialize
 
 import (
+	v1 "gin-vue-admin/api/v1"
 	_ "gin-vue-admin/docs"
 	"gin-vue-admin/global"
 	"gin-vue-admin/middleware"
 	"gin-vue-admin/router"
+	"net/http"
+
 	"github.com/gin-gonic/gin"
 	"github.com/swaggo/gin-swagger"
 	"github.com/swaggo/gin-swagger/swaggerFiles"
-	"net/http"
 )
 
 // 初始化总路由
 
 func Routers() *gin.Engine {
 	var Router = gin.Default()
+	Router.POST("initdb", v1.InitDB)
 	Router.StaticFS(global.GVA_CONFIG.Local.Path, http.Dir(global.GVA_CONFIG.Local.Path)) // 为用户头像和文件提供静态地址
 	// Router.Use(middleware.LoadTls())  // 打开就能玩https了
 	global.GVA_LOG.Info("use middleware logger")