feat: add vue-golang-mysql sample

Signed-off-by: fffzlfk <1319933925qq@gmail.com>

vue-golang-mysql/server/database/conn.go

@@ -0,0 +1,38 @@
+package database
+
+import (
+	"code-paste/model"
+	"fmt"
+	"log"
+	"os"
+	"time"
+
+	"gorm.io/driver/mysql"
+	"gorm.io/gorm"
+	"gorm.io/gorm/logger"
+)
+
+var DB *gorm.DB
+
+func Init(logFile *os.File, host, user, password string, port int) {
+	dsn := fmt.Sprintf("%s:%s@tcp(%s:%d)/code_paste?charset=utf8&parseTime=True&loc=Local", user, password, host, port)
+	newLogger := logger.New(
+		log.New(logFile, "\r\n", log.LstdFlags),
+		logger.Config{
+			SlowThreshold: time.Second,
+			LogLevel:      logger.Silent,
+			Colorful:      false,
+		},
+	)
+
+	db, err := gorm.Open(mysql.Open(dsn), &gorm.Config{
+		Logger: newLogger,
+	})
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	DB = db
+
+	db.AutoMigrate(model.Paste{})
+}