feat(sync): full code sync from release

backend/internal/repository/ops_repo_dashboard_timeout_test.go

@@ -0,0 +1,22 @@
+package repository
+
+import (
+	"context"
+	"fmt"
+	"testing"
+)
+
+func TestIsQueryTimeoutErr(t *testing.T) {
+	if !isQueryTimeoutErr(context.DeadlineExceeded) {
+		t.Fatalf("context.DeadlineExceeded should be treated as query timeout")
+	}
+	if !isQueryTimeoutErr(fmt.Errorf("wrapped: %w", context.DeadlineExceeded)) {
+		t.Fatalf("wrapped context.DeadlineExceeded should be treated as query timeout")
+	}
+	if isQueryTimeoutErr(context.Canceled) {
+		t.Fatalf("context.Canceled should not be treated as query timeout")
+	}
+	if isQueryTimeoutErr(fmt.Errorf("wrapped: %w", context.Canceled)) {
+		t.Fatalf("wrapped context.Canceled should not be treated as query timeout")
+	}
+}