fix: track rate limit hits in metrics

- Added RecordRateLimitHit to MetricsRecorder interface
- Call RecordRateLimitHit when EVENT or REQ is rate limited
- Allows dashboard to show accurate rate limiting statistics
- Previously rate limits were applied but not tracked

1 files changed, 1 insertions, 0 deletions

diff --git a/internal/handler/websocket/handler_test.go b/internal/handler/websocket/handler_test.go
index 604a190..2ef72fd 100644
--- a/internal/handler/websocket/handler_test.go
+++ b/internal/handler/websocket/handler_test.go
@@ -98,6 +98,7 @@ func (m *mockMetrics) RecordRequest(method, status string, duration float64) {
         m.requests[key]++
 }
 func (m *mockMetrics) RecordAuthAttempt(success bool) {}
+func (m *mockMetrics) RecordRateLimitHit(authenticated bool) {}
 func (m *mockMetrics) RecordBlockedEvent(kind int32) {
         m.mu.Lock()
         defer m.mu.Unlock()