[feature]:支持Sqlite数据库 (#1467)

* add sqlite3 support

* 修改gorm.io/driver/sqlite 为 github.com/glebarez/sqlite 适配windows用户无cgo环境

---------

Co-authored-by: Kafumio <linzehong1_2020@qq.com>
Co-authored-by: Kafumio <73083337+Kafumio@users.noreply.github.com>
Co-authored-by: sliverhorn <sliver_horn@qq.com>

server/initialize/gorm_sqlite.go

@@ -0,0 +1,42 @@
+package initialize
+
+import (
+	"github.com/flipped-aurora/gin-vue-admin/server/config"
+	"github.com/flipped-aurora/gin-vue-admin/server/global"
+	"github.com/flipped-aurora/gin-vue-admin/server/initialize/internal"
+	"github.com/glebarez/sqlite"
+	"gorm.io/gorm"
+)
+
+// GormSqlite 初始化Sqlite数据库
+func GormSqlite() *gorm.DB {
+	s := global.GVA_CONFIG.Sqlite
+	if s.Dbname == "" {
+		return nil
+	}
+
+	if db, err := gorm.Open(sqlite.Open(s.Dsn()), internal.Gorm.Config(s.Prefix, s.Singular)); err != nil {
+		panic(err)
+	} else {
+		sqlDB, _ := db.DB()
+		sqlDB.SetMaxIdleConns(s.MaxIdleConns)
+		sqlDB.SetMaxOpenConns(s.MaxOpenConns)
+		return db
+	}
+}
+
+// GormSqliteByConfig 初始化Sqlite数据库用过传入配置
+func GormSqliteByConfig(s config.Sqlite) *gorm.DB {
+	if s.Dbname == "" {
+		return nil
+	}
+
+	if db, err := gorm.Open(sqlite.Open(s.Dsn()), internal.Gorm.Config(s.Prefix, s.Singular)); err != nil {
+		panic(err)
+	} else {
+		sqlDB, _ := db.DB()
+		sqlDB.SetMaxIdleConns(s.MaxIdleConns)
+		sqlDB.SetMaxOpenConns(s.MaxOpenConns)
+		return db
+	}
+}