🔧 refactor: move log output setup to config package and change server logs to Trace level

pkg/config/config.go

@@ -200,6 +200,9 @@ func (c *Config) SetupLogging() {
 	// Parse log level
 	level := parseLogLevel(c.GetLogLevel())
 	zerolog.SetGlobalLevel(level)
+
+	// Setup log output
+	c.setupLogOutput()
 	
 	zerolog.TimeFieldFormat = zerolog.TimeFormatUnix
 }
@@ -226,3 +229,23 @@ func parseLogLevel(level string) zerolog.Level {
 		return zerolog.TraceLevel
 	}
 }
+
+// setupLogOutput configures the log output based on configuration
+func (c *Config) setupLogOutput() {
+	output := c.GetLogOutput()
+	if output == "" {
+		// Use stderr by default
+		return
+	}
+	
+	// Open the log file
+	file, err := os.OpenFile(output, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0666)
+	if err != nil {
+		log.Error().Err(err).Str("output", output).Msg("Failed to open log file, using stderr")
+		return
+	}
+	
+	// Set the log output
+	log.Logger = log.Output(file)
+	log.Trace().Str("output", output).Msg("Logging to file")
+}