fix(database): correct time parsing for frpc instance queries

Fix incorrect time parsing when querying frpc instances by properly handling the createdAt string field and converting it to time.Time. Also fix indentation in InitUserDatabase function.

database.go

@@ -284,7 +284,7 @@ func InitUserDatabase(dbPath string) error {
 	}
 
 	return nil
-	}
+}
 
 func DBAddFrpcInstance(instance FrpcInstance) error {
 	_, err := frpcDB.Exec("INSERT INTO frpcInstances (userID, name, serverAddr, serverPort, auth_method, bootAtStart, runUser, configPath, createdAt) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)",
@@ -297,11 +297,13 @@ func DBAddFrpcInstance(instance FrpcInstance) error {
 
 func DBQueryFrpcInstance(userID int, instanceName string) (FrpcInstance, error) {
 	var instance FrpcInstance
+	var createdAtStr string
 	err := frpcDB.QueryRow("SELECT id, userID, name, serverAddr, serverPort, auth_method, bootAtStart, runUser, configPath, createdAt FROM frpcInstances WHERE userID = ? AND name = ?", userID, instanceName).Scan(
-		&instance.ID, &instance.UserID, &instance.Name, &instance.ServerAddr, &instance.ServerPort, &instance.AuthMethod, &instance.BootAtStart, &instance.RunUser, &instance.ConfigPath, &instance.CreatedAt)
+		&instance.ID, &instance.UserID, &instance.Name, &instance.ServerAddr, &instance.ServerPort, &instance.AuthMethod, &instance.BootAtStart, &instance.RunUser, &instance.ConfigPath, &createdAtStr)
 	if err != nil {
 		return instance, fmt.Errorf("failed to query frpc instance: %w", err)
 	}
+	instance.CreatedAt, _ = time.Parse(time.RFC3339, createdAtStr)
 	return instance, nil
 }
 
@@ -332,9 +334,11 @@ func DBListFrpcInstances(userID int) ([]FrpcInstance, error) {
 	var instances []FrpcInstance
 	for rows.Next() {
 		var instance FrpcInstance
-		if err := rows.Scan(&instance.ID, &instance.UserID, &instance.Name, &instance.ServerAddr, &instance.ServerPort, &instance.AuthMethod, &instance.BootAtStart, &instance.RunUser, &instance.ConfigPath, &instance.CreatedAt); err != nil {
+		var createdAtStr string
+		if err := rows.Scan(&instance.ID, &instance.UserID, &instance.Name, &instance.ServerAddr, &instance.ServerPort, &instance.AuthMethod, &instance.BootAtStart, &instance.RunUser, &instance.ConfigPath, &createdAtStr); err != nil {
 			return nil, fmt.Errorf("failed to scan frpc instance: %w", err)
 		}
+		instance.CreatedAt, _ = time.Parse(time.RFC3339, createdAtStr)
 		instances = append(instances, instance)
 	}