- redownload the remote-config if it is not exists or if file has not…

… the required fields

config/config.go

@@ -130,8 +130,15 @@ func GetRemoteConfig(configURL string, filePathOnDisk string) (*Config, error) {
 
 	// Check if the file already exists
 	_, err := os.Stat(filePathOnDisk)
-	if !os.IsNotExist(err) && err == nil {
-		return ReadConfigFromPath(filePathOnDisk)
+	if err == nil {
+		conf, err := ReadConfigFromPath(filePathOnDisk)
+		if err != nil {
+			return nil, fmt.Errorf("failed to read config file: %w", err)
+		}
+		// check if the config file has the required fields
+		if conf != nil && conf.Services.Auth.ClientID != "" && conf.Services.Auth.ClientSecret != "" && conf.Services.Ca.CaFingerprint != "" {
+			return conf, nil
+		}
 	}
 
 	if configURL == "" {

main.go

@@ -163,9 +163,6 @@ func main() {
 	// will retry for about 1 hour in case if no internet connection, so we are not interrupt device pairing process
 	config, confErr := dimoConfig.ReadConfig(logger, configFiles, configURL, confFileName)
 	logger.Debug().Msgf("Config: %+v\n", config)
-	if confErr != nil {
-		logger.Fatal().Err(confErr).Msg("unable to read config file")
-	}
 
 	logger.Info().Msgf("Starting DIMO Edge Network, with log level: %s", zerolog.GlobalLevel())
 
@@ -179,6 +176,11 @@ func main() {
 	fh := hooks.NewLogRateLimiterHook(ds)
 	logger = logger.Hook(&hooks.LogHook{DataSender: ds}).Hook(fh)
 
+	// log certificate errors
+	if confErr != nil {
+		logger.Fatal().Err(confErr).Msg("unable to read config file")
+	}
+
 	// log certificate errors
 	if certErr != nil {
 		logger.Error().Ctx(context.WithValue(context.Background(), hooks.LogToMqtt, "true")).Msgf("Error from SignWeb3Certificate : %s", certErr.Error())