feat: add debug mode

In debug mode all events will have their raw payload logged.

cmd/main.go

@@ -19,5 +19,9 @@ func run(ctx context.Context) int {
 		return 1
 	}
 
+	if cfg.Debug {
+		slog.SetLogLoggerLevel(slog.LevelDebug)
+	}
+
 	return serve.Start(ctx, cfg)
 }

internal/serve/serve.go

@@ -18,6 +18,7 @@ type Config struct {
 	ServiceHost string `env:"SERVICE_HOST"`
 	AppName     string `env:"APP_NAME" envDefault:"vouncer"`
 	Credentials string `env:"CREDENTIALS"`
+	Debug       bool   `env:"DEBUG" envDefault:"false"`
 }
 
 type Call struct {
@@ -62,17 +63,25 @@ func Start(ctx context.Context, cfg Config) int {
 		return 2
 	}
 
-	return serve(ctx, c)
+	return serve(ctx, c, cfg.Debug)
 }
 
-func serve(ctx context.Context, conn *websocket.Conn) int {
+func serve(ctx context.Context, conn *websocket.Conn, debug bool) int {
 	for {
 		_, payload, err := conn.ReadMessage()
 		if err != nil {
 			slog.Error("Websocket read failed", slog.String("reason", err.Error()))
 			return 1
 		}
 
+		if debug {
+			var pretty bytes.Buffer
+			err = json.Indent(&pretty, payload, "", "  ")
+			if err == nil {
+				slog.Debug(pretty.String())
+			}
+		}
+
 		evt := ari.Event{}
 		if err := json.Unmarshal(payload, &evt); err != nil {
 			slog.Error("Websocket message processing failed", slog.String("reason", err.Error()))