fix: fix mobile features, like missing setting pages and items sizes

backend/internal/auth/jwt.go

@@ -20,7 +20,7 @@ func GenerateToken(userID, email, role, secret string) (string, error) {
 		Email:  email,
 		Role:   role,
 		RegisteredClaims: jwt.RegisteredClaims{
-			ExpiresAt: jwt.NewNumericDate(time.Now().Add(24 * time.Hour)),
+			ExpiresAt: jwt.NewNumericDate(time.Now().Add(7 * 24 * time.Hour)),
 			IssuedAt:  jwt.NewNumericDate(time.Now()),
 		},
 	}