diff --git a/database/database.go b/database/database.go
index a24b9de..5264739 100644
--- a/database/database.go
+++ b/database/database.go
@@ -99,14 +99,14 @@ func AddUser(username string, password []byte) error {
 }
 
 // AddAdmin register a user and set his role to admin
-func AddAdmin(username string, password []byte) error {
+/*func AddAdmin(username string, password []byte) error {
 	user := &User{
 		Username: username,
 		Password: password,
 		Role:     adminRole,
 	}
 	return db.Save(user).Error
-}
+}*/
 
 // GameInfoById return information of a game
 func GameInfoById(userId, gameId int) (*Game, error) {
diff --git a/database/model.go b/database/model.go
index 7d41792..c61924b 100644
--- a/database/model.go
+++ b/database/model.go
@@ -3,20 +3,20 @@ package database
 import "time"
 
 type User struct {
-	ID       int    `json:"id"`
 	Username string `json:"username"`
 	Role     string `json:"role"`
 	Password []byte `json:"-"`
+	ID       int    `json:"id"`
 	IsAdmin  bool   `json:"is_admin" gorm:"-:all"`
 }
 
 type Game struct {
-	ID          int        `json:"id"`
 	Name        string     `json:"name"`
-	Revision    int        `json:"rev"`
 	PathStorage string     `json:"-"`
-	Hash        *string    `json:"hash"`
-	LastUpdate  *time.Time `json:"last_update"`
+	ID          int        `json:"id"`
+	Revision    int        `json:"rev"`
 	UserId      int        `json:"-"`
 	Available   bool       `json:"available"`
+	Hash        *string    `json:"hash"`
+	LastUpdate  *time.Time `json:"last_update"`
 }
diff --git a/server/data.go b/server/data.go
index b98f5f9..72ae580 100644
--- a/server/data.go
+++ b/server/data.go
@@ -5,6 +5,7 @@ import (
 	"github.com/go-chi/chi/v5"
 	"io"
 	"log"
+	"mime/multipart"
 	"net/http"
 	"opensavecloudserver/config"
 	"opensavecloudserver/database"
@@ -165,8 +166,13 @@ func UploadSave(w http.ResponseWriter, r *http.Request) {
 		log.Println(err)
 		return
 	}
-	defer file.Close()
-	err = upload.UploadSave(file, game)
+	defer func(file multipart.File) {
+		err := file.Close()
+		if err != nil {
+			log.Println(err)
+		}
+	}(file)
+	err = upload.ProcessFile(file, game)
 	if err != nil {
 		internalServerError(w, r)
 		log.Println(err)
@@ -216,7 +222,12 @@ func Download(w http.ResponseWriter, r *http.Request) {
 			log.Println(err)
 			return
 		}
-		defer file.Close()
+		defer func(file *os.File) {
+			err := file.Close()
+			if err != nil {
+				log.Println(err)
+			}
+		}(file)
 		_, err = io.Copy(w, file)
 		if err != nil {
 			internalServerError(w, r)
diff --git a/server/server.go b/server/server.go
index 4ee2919..18eae88 100644
--- a/server/server.go
+++ b/server/server.go
@@ -44,6 +44,10 @@ func Serve() {
 				secureRouter.Get("/information", UserInformation)
 				secureRouter.Post("/passwd", ChangePassword)
 			})
+			r.Route("/admin", func(secureRouter chi.Router) {
+				secureRouter.Use(authMiddleware)
+				secureRouter.Use(adminMiddleware)
+			})
 			r.Route("/game", func(secureRouter chi.Router) {
 				secureRouter.Use(authMiddleware)
 				secureRouter.Post("/create", CreateGame)
diff --git a/upload/upload.go b/upload/upload.go
index bba616f..b2be337 100644
--- a/upload/upload.go
+++ b/upload/upload.go
@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"github.com/google/uuid"
 	"io"
+	"log"
 	"mime/multipart"
 	"opensavecloudserver/config"
 	"opensavecloudserver/database"
@@ -43,16 +44,30 @@ func MoveFile(sourcePath, destPath string) error {
 	}
 	outputFile, err := os.Create(destPath)
 	if err != nil {
-		inputFile.Close()
+		err := inputFile.Close()
+		if err != nil {
+			return err
+		}
 		return fmt.Errorf("couldn't open dest file: %s", err)
 	}
-	defer outputFile.Close()
+	defer func(outputFile *os.File) {
+		err := outputFile.Close()
+		if err != nil {
+			log.Println(err)
+		}
+	}(outputFile)
 	_, err = io.Copy(outputFile, inputFile)
 	if err != nil {
-		inputFile.Close()
+		err := inputFile.Close()
+		if err != nil {
+			return err
+		}
 		return fmt.Errorf("writing to output file failed: %s", err)
 	}
-	inputFile.Close()
+	err = inputFile.Close()
+	if err != nil {
+		return err
+	}
 	// The copy was successful, so now delete the original file
 	err = os.Remove(sourcePath)
 	if err != nil {
@@ -92,7 +107,7 @@ func CheckUploadToken(uploadToken string) (int, bool) {
 	return -1, false
 }
 
-func UploadSave(file multipart.File, game *database.Game) error {
+func ProcessFile(file multipart.File, game *database.Game) error {
 	filePath := path.Join(config.Path().Cache, strconv.Itoa(game.UserId))
 	if _, err := os.Stat(filePath); err != nil {
 		err = os.Mkdir(filePath, 0766)
@@ -105,7 +120,12 @@ func UploadSave(file multipart.File, game *database.Game) error {
 	if err != nil {
 		return err
 	}
-	defer f.Close()
+	defer func(f *os.File) {
+		err := f.Close()
+		if err != nil {
+			log.Println(err)
+		}
+	}(f)
 	_, err = io.Copy(f, file)
 	if err != nil {
 		return err