Reduce API log noise

internal/api/server.go

@@ -332,7 +332,33 @@ func writeError(w http.ResponseWriter, err error) {
 func requestLog(log *slog.Logger, next http.Handler) http.Handler {
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		started := time.Now()
-		next.ServeHTTP(w, r)
-		log.Info("api request", "method", r.Method, "path", r.URL.Path, "durationMs", time.Since(started).Milliseconds())
+		recorder := &statusRecorder{ResponseWriter: w, status: http.StatusOK}
+		next.ServeHTTP(recorder, r)
+		duration := time.Since(started)
+		if shouldLogRequest(r, recorder.status, duration) {
+			log.Info("api request", "method", r.Method, "path", r.URL.Path, "status", recorder.status, "durationMs", duration.Milliseconds())
+		}
 	})
 }
+
+type statusRecorder struct {
+	http.ResponseWriter
+	status int
+}
+
+func (r *statusRecorder) WriteHeader(status int) {
+	r.status = status
+	r.ResponseWriter.WriteHeader(status)
+}
+
+func shouldLogRequest(r *http.Request, status int, duration time.Duration) bool {
+	if status >= 400 || duration >= time.Second {
+		return true
+	}
+	switch r.URL.Path {
+	case "/v1/runs", "/v1/health", "/v1/logs":
+		return false
+	default:
+		return true
+	}
+}