feat(indexer): Add logging to config/config.go

indexer/config/config.go

@@ -88,6 +88,7 @@ type MetricsConfig struct {
 
 // LoadConfig loads the `indexer.toml` config file from a given path
 func LoadConfig(logger geth_log.Logger, path string) (Config, error) {
+	logger.Info("Loading config file", "path", path)
 	var conf Config
 
 	data, err := os.ReadFile(path)
@@ -97,6 +98,8 @@ func LoadConfig(logger geth_log.Logger, path string) (Config, error) {
 
 	data = []byte(os.ExpandEnv(string(data)))
 
+	logger.Debug("Decoding config file", "data", string(data))
+
 	if _, err := toml.Decode(string(data), &conf); err != nil {
 		logger.Info("Failed to decode config file", "message", err)
 		return conf, err