feat: overhaul auto-refresh system with intelligent polling and differential updates

1 files changed, 17 insertions, 1 deletions

diff --git a/internal/api/server.go b/internal/api/server.go
index 8290738..59d59eb 100644
--- a/internal/api/server.go
+++ b/internal/api/server.go
@@ -384,7 +384,15 @@ func (s *Server) handleListWorkspaces(w http.ResponseWriter, r *http.Request) {
 }
 
 func (s *Server) handleHealth(w http.ResponseWriter, r *http.Request) {
-	writeJSON(w, http.StatusOK, map[string]string{"status": "ok"})
+	lastUpdated, err := s.store.GetMaxUpdatedAt()
+	if err != nil {
+		s.logger.Error("failed to get max updated_at", "error", err)
+		lastUpdated = time.Time{}
+	}
+	writeJSON(w, http.StatusOK, map[string]interface{}{
+		"status":       "ok",
+		"last_updated": lastUpdated,
+	})
 }
 
 func (s *Server) handleCreateTask(w http.ResponseWriter, r *http.Request) {
@@ -477,6 +485,14 @@ func (s *Server) handleListTasks(w http.ResponseWriter, r *http.Request) {
 		}
 		filter.State = ts
 	}
+	if since := r.URL.Query().Get("since"); since != "" {
+		t, err := time.Parse(time.RFC3339, since)
+		if err != nil {
+			writeJSON(w, http.StatusBadRequest, map[string]string{"error": "invalid since: " + since})
+			return
+		}
+		filter.Since = t
+	}
 	tasks, err := s.store.ListTasks(filter)
 	if err != nil {
 		writeJSON(w, http.StatusInternalServerError, map[string]string{"error": err.Error()})