fix QoL and Ai integration

config_test.go

@@ -40,6 +40,7 @@ fold_resolved = false
 thread_list_width_percent = 45
 dashboard_mode = "hotkey"
 compact_reviews = false
+viewer_label = "you"
 
 [paths]
 scroll = true
@@ -75,7 +76,7 @@ up = ["ctrl+k"]
 		got.Repository != "owner/repo" || !got.ShowAll || got.Limit != 75 ||
 		got.Display.FoldResolved || got.Display.ThreadListWidthPercent != 45 ||
 		got.Display.DashboardMode != "hotkey" ||
-		got.Display.CompactReviews ||
+		got.Display.CompactReviews || got.Display.ViewerLabel != "you" ||
 		!got.Paths.Scroll || got.Paths.ScrollInterval.Duration != 125*time.Millisecond ||
 		strings.Join(got.Threads.StatusOrder, ",") != "resolved,unresolved,outdated" ||
 		got.Threads.WithinStatus != "timestamp" || got.Cache.Enabled ||
@@ -325,6 +326,14 @@ func TestValidateConfigRejectsInvalidDashboardMode(t *testing.T) {
 	}
 }
 
+func TestValidateConfigRejectsInvalidViewerLabel(t *testing.T) {
+	config := defaultConfig()
+	config.Display.ViewerLabel = "me"
+	if err := validateConfig(config); err == nil {
+		t.Fatal("unknown viewer label was accepted")
+	}
+}
+
 func TestValidateConfigRejectsInvalidEditorMode(t *testing.T) {
 	config := defaultConfig()
 	config.Editing.Mode = "emacs"