Refactor checkin table to attendance table

Signed-off-by: Asai Neko <sugar@sne.moe>

service/user/update.go

@@ -36,10 +36,6 @@ func Update(c *gin.Context) {
 	user.Email = ReqInfo.Email
 	user.Nickname = ReqInfo.Nickname
 	user.Subtitle = ReqInfo.Subtitle
-	// Cant change user type under permission 2
-	if user.PermissionLevel >= 2 {
-		user.Type = ReqInfo.Type
-	}
 
 	// Update user info
 	user.UpdateByUserID(userId.(uuid.UUID))